League leaders Doncaster took the lead near the end of the first half with a superb low strike from Tommy Rowe.
The O’s equalised just before the break through an unlikely source, as Tom Parkes slotted home to level the match up.
Former O’s striker John Marquis regained the advantage for the visitors with another clinical low strike, after an Orient mistake.
He grabbed his second late on to slot in from close range. Another former Orient player also got on the scoresheet Mathieu Baudry completed the rout shortly after with a great volley to secure all three points.
Danny Webb made five changes to his side they were defeated 5-0 away to Accrington Stanley on Tuesday, as Alex Cisak returns to the side between the sticks ahead of Charlie Grainger. Along with Liam Kelly, Aron Pollock, Nigel Atangana and Michael Clark who replaced the injured Nicky Hunt (Knee) and Callum Kennedy (Groin), with Freddy Moncur and Sam Dalby dropping to the bench repectivly.
Orient were the first to have a threat on goal, as Sandro Semedo’s corner was not totally cleared by Doncaster and Clark header from the clearance went just over the bar from inside the box.
Doncaster nearly took the lead 22 minutes in, when a looping cross into the box found John Marquis to head goalwards which was palmed away by Cisak at full stretch.
The visitors started to assert their pressure on Orient, as full-back Matty Blair whipped in the ball for Rowe to meet but was straight at Cisak.
Doncaster broke the deadlock nine minutes before the break, as Orient did not clear their lines properly and Rowe picked the ball up on the edge of the box and struck his shot low into the bottom corner beyond Cisak.
Orient equalised on the stroke of half-time, as Parkes carried on his run from his own box laid it off to Gavin Massey who fended off his man went passed another Doncaster defender and slotted in the unmarked Parkes who coolly tucked it passed Ian Lawlor – to go in at the break level.
In the second half, Doncaster almost regained the lead as the ball found its way into the six-yard box to Marquis who looked certain to hit the target but for a superb block by Parkes.
The away side did retake the lead, after a bad pass from Pollock straight into the path of Marquis whose shot went in off the post – out of the reach of Cisak.
Doncaster missed a great chance for their third, as Judd’s half clearance fell to Alfie May inside the box but he dragged his shot well wide of the target.
The away side spared another glorious chance, as they broke from an Orient corner and substitute Andy Williams was played in on goal but hit his shot well over.
Williams again was played through Orient’s own wrong doing and burst to the edge of the box but blazed his shot well over.
Doncaster grabbed their third with eight minutes to play, as Williams again broke free of the defence this time he squared the ball across goal for Marquis to fire past Cisak.
The away side got their fourth with four minutes remaining, as the cross came in and Baudry’s first time fierce volley flew into the bottom corner – to see off the O’s and take all three points.
Leyton Orient Lineup: 1 Alex Cisak, 4 Liam Kelly (C), 6 Tom Parkes, 7 Michael Collins, 11 Gavin Massey, 15 Nigel Atangana (88), 22 Sandro Semedo, 25 Aaron Pollock, 28 Josh Koroma (77), 29 Myles Judd, 34 Michael Clark,
Substitutes: 24 Sam Sargeant, 19 Teddy Mezague, 20 Rowan Liburd, 23 Freddy Moncur, 30 Sam Dalby (77), 31 Steven Alzate (88), 38 Dan Happe
Doncaster Lineup: 38 Ian Lawlor (45), 2 Craig Alcock, 5 Mathiey Baudry, 6 Andy Butler, 9 John Marquis, 10 Tommy Rowe, 17 Matty Blair, 24 Niall Mason, 25 Conor Grant, 26 James Coppinger (78), 39 Alfie May (72)
Substitutes: 13 Marko Marosi (45), 7 Gary McSheffrey (78), 11 Andy Williams (72), 12 Mitchell Lund, 14 Harry Middleton, 19 Liam Mandwville, 27 Cedric Evina
Attendance: 4,791 (816)
Grimsby took an early lead through Sam Jones’ header to shock the hosts.
The away side then doubled their lead in the second half, through an own goal by Callum Kennedy and capped off the three points with a third through substitute Scott Vernon.
Leyton Orient nearly conceded in the opening minute, as Charlie Grainger was charged down by Callum Dyson but the block was eventually pounced on by Charlie Grainger.
Danny Webb named an unchanged eleven after their enthatic 4-0 away victory at bottom of the table Newport County last week. Although Michael Clark, Nigel Atangana and Rowan Liburd returned to the bench, as Paul McCallum and Sammy Moore were out with knee injuries.
The visitors took the lead to stun the O’s just six minutes in, as Danny Andrew’s was allowed to whip a ball in for Jones to head in at the far post.
Michael Collins’ almost threaded a great ball through for Josh Koroma but his run was just too early, as he was given offside.
In injury time of the first half Dominic Vose, went for goal from a dangerous free-kick on the edge of the box which bounced up infront of Grainger who pushed it passed the post.
In the second half, Grimsby again looked threatening when inside the Orient half. This time a cross was half cleared to Jones who went for an audacious overhead kick which went wide of the target.
Grimbsy burst through the vacant Orient defence, as Jones attacked the box cut inside Myles Judd but Hunt’s last minute challenge denied the away side an almost certain second goal.
The vistors nearly extended their advantage, as Andrew was slotted into the box but he fired over.
Grimsby doubled their lead shortly after, as Jones close range shot from inside the six-yard box was superbly saved initially by Grainger but rebounded back off Kennedy into the net.
Orient nearly got themselves back into the game, as Koroma found some space on the edge of the box and hit a snap shot which went just over the bar.
Koroma again went on his own when he picked the ball up outside the box and wriggled around the defence but his shot hit the side netting.
Grimsby then rounded off the match with two minutes of time, as the ball was lifted over the O’s defence for substitute Vernon to guide his volley into the top corner and seal the three points for the away side.
Kennedy almost got a late consolation in injury time for the O’s, as his strike on the break rattled the post – as the O’s remain second from bottom.
Leyton Orient Lineup: 12 Charlie Grainger, 29 Myles Judd, 16 Nicky Hunt (C), 6 Tom Parkes, 3 Callum Kennedy, 23 Freddy Moncur, 7 Michael Collins, 31 Steven Alzate, 28 Josh Koroma, 22 Sandro Semedo, 30 Sam Dalby (70)
Substitutes: 24 Sam Sargeant, 34 Michael Clark, 19 Teddy Mezague, 32 Henry Ochieng, 15 Nigel Atangana, 35 Tristan Abrahams (70), 20 Rowan Liburd
Grimsby Lineup: 1 James McKeown, 5 Shaun Pearson, 22 Danny Collins, 3 Danny Andrew, 12 Zac Mills, 18 Tom Bolarinwa (56), 8 Craig Disley, 26 Brandon Comley, 10 Dominic Vose, 35 Sam Jones (82), 29 Callum Dyson (65)
Substitutes: 2 Ben Davies, 20 Andrew Boyce, 21 Scott Vernon (82), 27 Adi Yussuf, 32 Jamie Osbourne (56), 33 Akwasi Asante (65), 34 Luke Maxwell
Attendance: 5,688 (1,086)
A Paul Mullin’s second half effort from range was the only goal of the match that sealed all three points for the visitors and extend their unbeaten run to five games now.
Danny Webb made two changes to his sides that lost 2-1 at home to high-flying Carlisle at the weekend, as Yvan Erichot replaces Callum Kennedy and Victor Adeboyjo got the nod for his first league start ahead of new signing Rowan Liburd.
Gavin Massey got the crowd off their feet early with an opperutnity four minutes in, as his low cross found Nigel Atangana but he could not make the right connection as it trickled through to Barry Roche.
Morecombe threatened after Orient’s early pressure, as the ball came to the far post for Kevin Ellisons’ to strike but was headed away by Tom Parkes.
Erichot made a huge crossfield pass to turn defence into attack, which found Sandro Semedo – he burst into the box and hit his low cross which was stopped by Roche and out for a corner.
Orient worked a great chance and were almost rewarded with a goal on the half hour mark, as Collins slotted in Massey whose shot with the outside of his boot was pushed around the post by Roche.
From the resulting corner, the ball fell to Collins inside the box and his snap shot went just the wrong side of the post.
The O’s heaped even more pressure on the Morecombe defence, as Semedo’s corner was met by Parkes at the back post but headed straight into the arms of Roche.
The hosts almost broke the deadlock just before the break, as Massey flashed a low ball acorss the six-yard box just out of the reach of Sam Dalby and Adeboyejo.
In the second half, Orient again were the dominant side and set the pace with Myles Judd advancing on the edge of the area clipped the ball back to Semedo whose shot was tame.
Morecombe so nearly got the opener, as Ellison was played through one-on-one and his shot was superbly stopped by Sam Sargeant to deny the away side the lead.
Orient used the same cobination again form the corner kick, as Semedo’s whipped in ball was headed just over the bar by Parkes.
Morecambe still showed their threat on the counter attack, as Paul Mullin early ball into the box was turned just over the bar by substitute Rhys Turner.
The visitors struck 72 minutes in, as Mullin had the ball on the edge of the area and whipped his shot into the top corner, to stun the O’s.
Orient pushed for the equaliser but struggled to create a clear cut chance, as they remain in the bottom two.
Leyton Orient Lineup: 24 Sam Saregant, 6 Tom Parkes, 7 Michael Collins (89), 11 Gavin Massey, 15 Nigel Atangana, 16 Nicky Hunt (C), 22 Sandro Semedo, 26 Victor Adeboyejo (90), 29 Myles Judd, 30 Sam Dalby (77), 37 Yvan Erichot
Substitutes: 12 Charlie Grainger, 4 Liam Kelly (89), 14 Sammy Moore, 19 Teddy Mezague, 20 Rowan Liburd (77), 28 Josh Koroma (90), 34 Michael Clark
Morecombe Lineup: 1 Barry Roche, 5 Ryan Edwards, 6 Dean Winnard, 7 Paul Mulin (81), 8 Peter Murphy (C), 10 Lee Molyneux (65), 11 Kevin Ellison, 15 Aaron Wildig, 16 Alex Whitmore, 19 Michael Duckworth, 24 Michael Rose (75)
Substitutes: 12 Dan Nizic, 2 Liam Wakefield, 3 Aaron McGowan (81), 4 Alex Kenyon (75), 14 Luke Conlan, 18 Rhys Turner (65), 21 Antony Evans
Attendance: 2,660 (58)
Leyton Orient had their three home game unbeaten run ended, after a 3-1 defeat to Barnet at the Matchroom Stadium.
Ricardo Santos grabbed two quick-fire second half goals from close range inside the box.
Paul McCallum grabbed one back for the O’s with a header for his 10th goal of the season, to give the hosts a glimmer of hope.
However, Curtis Weston put the final nail in Orients coffin, as he secured the points for the visitors with a strike from inside the box.
Andy Edwards made two changes to his side that were beaten 1-0 away to Exeter City last weekend, Josh Koroma gets his first league start for the O’s and Teddy Mezague returns from a groin injury, as Sandro Semedo and Sam Dalby are both side-lined with injury.
Barnet almost found the opening goal just two minutes in, as Curtis Weston’s ball into the box was not gambled on by Mauro Vilhete or John Akinde.
Orient responded with a strike from range by Koroma which had to be parried by Jamie Stephens in the Barnet goal but Nigel Atangana could not get to the loose ball at the rebound.
Collins took a long range shot from around 25 yards, which whistled just past the post and out for a corner, after a deflection from the Barnet defence.
The visitors nearly took the lead, as Simeon Akinola was played in with a clipped ball over the top which his shot on the volley was palmed away by Alex Cisak for a corner.
The away side again threatened on the counter-attack, as Akinde powered passed Tom Parkes burst into the box and poked his shot goalwards but was stopped and the feet of Cisak.
Barnet were gifted a great oppertunity, as they intercepted a Orient throw went down the other end and Akinde went passed Erichot and with just Cisak to beat put his shot over the bar.
Cisak denied Barnet once again, as Vilhete wriggled through the defence from out wide and his shot from six-yards out was parried just around the post down low to Cisak’s right.
In the second half, Barnet had the first opportunity of the half as Akinde clipped the ball into the box for Akinola to meet but his header looped over the bar.
Barnet took the lead just after the hour mark, as a cross by Vilhete was headed by Akinde goalwards and Cisak was unable to hold on to the header which the ball then came back off the post and was tucked in by Santos.
The visitors doubled their lead, just two minutes later from the same man with Akinde’s low ball into the box, which was slotted smartly by Santos past Cisak.
Orient searched for a way back into the match, as Atangana battled to win the ball inside the Barnet penalty area and laid it off for substitute Ollie Palmer to shoot but his shot was blocked and away for a corner.
From the resulting corner Orient got their lifeline back into the match, as Callum Kennedy’s set piece was met by McCallum, to set up an entertaining final ten minutes.
Barnet sealed the three points in the second minute of injury time, as the visitors broke after Orient had committed men forward and substitute Jamal Campbell-Ryce’s shot came back off the crossbar and Weston was in the right place to put the ball into an empty net.
Leyton Orient Lineup: 1 Alex Cisak, 3 Callum Kennedy, 19 Teddy Mezague (67), 6 Tom Parkes, 16 Nicky Hunt (C), 11 Gavin Massey, 7 Michael Collins, 15 Nigel Atangana, 28 Josh Koroma (73), 10 Paul McCallum, 37 Yvan Erichot
Substitutes: 24 Sam Sargeant, 18 Ulrich Nnomo (73), 23 Freddy Moncur, 25 Aron Pollock, 29 Myles Judd, 21 Jordan Bowery, 9 Ollie Palmer (67)
Barnet Lineup: 1 Jamie Stephens (9), 3 Elliot Johnson, 5 Ricardo Santos, 6 Michael Nelson, 8 Curtis Weston, 9 John Akinde, 14 Simeon Akinola (61), 16 Harry Taylor, 18 Nana Kyei (70), 28 Jack Taylor, 32 Mauro Vilhete
Substitutes: 12 Josh Vickers (9), 11 Luke Gambin, 13 Jamal Campbell-Ryce (61), 17 Sam Muggleton, 20 Tom Champion (70), 23 ALex Nicholls, 40 David Tutonda
Attendance: 4,642 (730)
Leyton Orient continue to struggle at home, after a 2-1 defeat to Blackpool at The Matchroom Stadium.
Jemille Matt for Blackpool gave the visitors the lead with a first half strike inside the box.
Tom Aldred doubled Blackpool’s advantage with the header to move them up to seventh in the league just outside the playoffs, to cancel out a late Paul McCallum header.
Alberto Cavasin named an unchanged lineup that won 3-0 away at Colchester last week.
Blackpool had the first chance of the match, as Brad Potts ran on to a cross field ball inside the box but his shot was denied by Alex Cisak.
Gavin Massey for Orient burst away on the counter-attack from a Blackpool attack, as he played in Jay Simpson who returned it to Massey but his shot was saved and was also given offside.
The visitors struggled in the early stages to find their shooting boots, as the ball dropped to Colin Daniel ball on the edge of the box but blazed his volley well over the bar.
Blackpool took the lead on the half hour mark, as Matt outwrestled Yvan Erichot out wide and cut back inside the box to lash his shot into the roof of the net at the near post.
Orient were in possession in Blackpool’s final third, where Massey went for goal 25-yards out and let rip, as he rattled the post – to deny Orient an instant reply.
The away side had a dangerous free-kick, as Andy Taylor’s low free-kick bent around the wall and was palmed away by Cisak.
Orient had the ball in the net, after Nicky Hunt’s cross was met by Collins who tucked it past Sam Slocombe but the offside flag went up.
The hosts again threatened with the leveller, as Michael Collins volley inside the box from the corner went just over the bar.
Blackpool still looked dangerous, as Daniel squeezed through the Orient defence but Tom Parkes tackle delayed the shot as Daniel was forced wide and his shot was then dealt with by Cisak.
In the second half Blackpool almost grabbed their second, as Kyle Vassell went past Hunt and his strike was saved by Cisak at his near post.
From the resulting corner Blackpool did extend their advantage, as Aldred met the Jack Payne corner at the near post to catch Cisak unaware, despite Orient claims for hand ball waved away by the referee.
Potts nearly got Blackpool’s third, as he lifted the ball over Cisak inside the box but Parkes denied the goal by shepherding the ball away from goal.
Orient substitute Sandro Semedo went for a shot from range but went just wide of the post, as he looked to get the O’s back in the game.
The hosts were given a lifeline with a couples of minutes to play, as both substitutes combined with Alan Dunne’s cross met by McCallum to head into the far corner.
Orient nearly got the equaliser three minutes into injury, as Hunt clipped a high ball into McCallum which was nodded into the path of the Captain Robbie Weir whose shot was blocked by the Blackpool defender – as the sea siders took home all three points.
Leyton Orient Lineup: 1 Alex Cisak, 16 Nicky Hunt, 37 Yvan Erichot (52), 6 Tom Parkes, 3 Callum Kennedy, 11 Gavin Massey, 8 Robbie Weir ©, 15 Nigel Atangana, 7 Michael Collins (66), 9 Ollie Palmer (75), 27 Jay Simpson
Substitutes: 24 Sam Sargeant, 25 Aron Pollock, 5 Alan Dunne (52), 32 Henry Ochieng, 22 Sandro Semedo (66), 26 Victor Adeboyejo, 10 Paul McCallum (75)
Blackpool Lineup: 1 Sam Slocombe, 2 Kelvin Mellor, 15 Tom Aldred, 5 Clark Robertson, 3 Andy Taylor, 8 Brad Potts, 22 Danny Pugh, 28 Jack Payne, 23 Colin Daniel (82), 19 Jamille Matt (85), 7 Kyle Vassell (93)
Substitutes: 25 Myles Boney, 16 Eddie Nolan, 4 Jim McAlister (82), 21 Bright Osayi-Samuel, 9 Mark Cullen, 18 Danny Philliskirk (93), 31 Armand Gnanduillet (85)
Jay Simpson opened the scoring with a tidy finish early in the first half for his first goal of the season.
Nicky Hunt struck the O’s second in the opening minutes of the second half, which then spurred a superb Simpson strike from long range to cap of the convincing victory for Orient, as they move up to 19th in the table.
Alberto Cavasin made seven changes to his that were hit for six in the FA Cup last weekend by Sheffield United. Whereas Colchester defender Luke Prosser was injured in the warm-up and was replaced by Frankie Kent.
Leyton Orient took the lead just 11 minutes in with the first real attack of the match, as the ball was not cleared by Colchester. A fortunate ricochet off the Colchester defender for Orient inside the box put Simpson in on goal to tuck it passed Sam Walker.
Orient were the more threatening, as a long ball was headed down by Simpson for former U’s winger Gavin Massey to hit on the volley but was well stopped by Walker.
Colchester were struggling to break Orient down, as Richard Brindley had a shot from 30 yards which went well wide of the target.
Massey burst down the left and into the box but his ball across goal could not be turned in by Simpson as it went all the way across the Colchester box.
The hosts pressed before the break for the equaliser, as Drey Wright’s shot was straight at Alex Cisak.
Brennan Dickenson for Colchester whipped in a dangerous ball in injury time to the far post but could not be turned in despite the home sides on rushing sliding efforts.
In the second half, Orient scored virtually from the restart after Collins’ endeavour to keep the ball in out wide was rewarded, as the ball fell to Hunt whose drive went low into the bottom corner.
The hosts had a glorious chance to get back into the game, as Dickenson cut the ball back across goal for Kurtis Guthrie to have a shot unmarked inside the box but dragged it wide.
Just after the hour mark, Dickenson was again dangerous down the left as he hit a fierce shot which stung the hands of Cisak but was cleared by the Orient defence.
Colchester possession dominance showed over Orient, as Tom Lapslie found some space on the edge of the box but his shot went over the bar.
Just when Colchester looked like getting back into the match, a long ball by Cisak was headed by Ollie Palmer into the path of Simpson who strike from 20 yards went straight into the top left corner, to secure the three points for Orient.
Orient were then playing with confidence, as Callum Kennedy clipped the ball into Palmer who headed the ball into the path of Massey whose volley was saved by Walker.
Captain Robbie Weir then got in on the action, as he drove in a shot from a broken down corner to lash his shot goalwards, which was tipped over the bar superbly by Walker.
Leyton Orient secured their fourth away victory of the season, as they jump ahead of Colchester and look to carry the confidence into their game at home against Blackpool next weekend.
Colchester United Lineup: 1Sam Walker, 2 Richard Brindley (68), 4 Tom Lapslie, Frankie Kent, 7 Drey Wright, 11 Brennan Dickenson, 14 Alex Wynter, 18 Tom Eastman, 19 Macauley Bonne, 28 Kurtis Guthrie (54), 32 Glen Kamara (54)
Substitutes: 25 Dillon Barnes, 10 Sammie Szmodics, 17 Denny Johnstone (54), 24 Craig Slater (54), 31 Tarique Fosu (68), 41 Louis Dunne
Leyton Orient Lineup: 1 Alex Cisak, 3 Callum Kennedy, 6 Tom Parkes, 7 Michael Collins, 8 Robbie Weir, 9 Ollie Palmer (90), 11 Gavin Massey (78), 15 Nigel Atangana, 16 Nicky Hunt, 27 Jay Simpson (84), 37 Yvan Erichot
Substitutes: 24 Sam Sargeant, 5 Alan Dunne, 10 Paul McCallum (84), 22 Sandro Semedo (78), 25 Aron Pollock, 26 Victor Adeboyejo (90), 32 Henry Ochieng