In the last 64 he produced the shock of the tournament by beating defending champion Judd Trump 65, having been 34 down. However he was defeated 46 by Ryan Day in the following round. McManus followed up this result by qualifying for the International Championship in beating Darren Cook 60. He was then beaten 14 in the last 64 by Zhang Anda. McManus reached the last 16 of the German Masters, defeating Jak Jones 51 in qualifying. At the Tempodrom he defeated Peter Ebdon and Jack Lisowski, both by 52 scorelines, before being himself beaten 25 by Michael Holt. McManus qualified for the inaugural Indian Open, beating amateur Sydney Wilson 41 in qualifying. He then defeated local wildcard Zhou Yuelong 65, coming back from 24 down. At the UK Championship, McManus defeated Joel Walker 65, winning the match on a respotted black, before losing to Michael Holt 46 in the last 64.
McManus would lose in the first round of the UK Championship to Joel Walker. He won his first qualifier for the 2015 German Masters against Zak Surety but was then defeated in the final qualifying round by Matthew Selt. He performed well in the season's European Tour Events, finishing 18th on the Order of Merit. McManus had a good run in the Welsh Open, reaching the last 16 before losing to Maguire. He played in four of the six events, reaching one quarter-final with a further three last 16 appearances. This gave him entry into the Grand Final where he was defeated 14 by Bingham in the first round. McManus won all three of his World Championship qualifying matches, defeating Michael Wasley, Andrew Pagett and Mitchell Mann to reach the main draw at the Crucible.
In the other semi-final, Mark Selby and Marco Fu set a new record for the longest frame of snooker ever played at the Crucible, at 76 minutes 11 seconds. Ding Junhui and Alan McManus set a new record in their semi-final for the most century breaks achieved in a professional match, scoring ten. During the tournament, six-time champion Steve Davis played the last professional match of his 38-year career against Fergal O'Brien in the qualifiers; he announced his retirement later during the first round of the event. Bingham fell to the Crucible curse, becoming the 17th first-time champion unable to defend his title at the venue. The defending champion Stuart Bingham lost 910 against Ali Carter in the first round. In defeating McManus, Ding became the first Asian player ever to reach a World Championship final. Ding also setting a new record for the most centuries by one player in a single world championship match with seven.
In the first round he lost to Ding Junhui 510, winning 12,000. In the final qualifying round he led Tom Ford 54 after the first session; he then reeled off five of the next six frames to book his place at the Crucible Theatre for the first time since 2006. At the 2013 World Snooker Championship McManus, in qualifying, beat one of India's rising stars Aditya Mehta 109, in an epic encounter that lasted just over 9 hours. He then defeated 1995 World finalist Nigel Bond 108 in the penultimate qualifying round.
Head-to-Head: Peter Lines Vs Alan McManus
Eleven former world champions competed in the tournament.
However, McManus only managed four last-32 results from the rest of the events. He carried this good form to the PTC event 2, once again reaching the quarter-finals before losing 14 to eventual runner-up Stephen Maguire. He made a good start to the Players Tour Championship, reaching the quarter-finals of the first event, losing to Andrew Higginson by 4 frames to 3.
Alan McManus came from 911 behind against John Higgins to win 1311 and reach his first Crucible semi-final since 1993. At the age of 45, he became the oldest Crucible semi-finalist since Ray Reardon, who was 52 when he reached that stage in 1985.Marco Fu led Barry Hawkins by 91 before Hawkins won five straight frames to within one at 10-9.
Despite also reaching the last 16 of the final Asian Tour Event of the season, McManus narrowly missed out on qualification for the Players Championship Grand Final by one place. He reached the quarter-final of the World Open, losing to Mark Selby. McManus continued his good form into the final European Tour event of the season, where he reached the last 16 by defeating players such as Neil Robertson and Graeme Dott before losing to Fergal O'Brien. He lost to Mark King in the second round of the Welsh Open and failed to qualify for the China Open, but was to finish the season strongly.
Ding won five of the next seven frames to trail by only one frame at 78, but Selby won the final two frames of the day for a 107 overnight lead. In the first session of the final, Mark Selby took a 60 lead, before Ding won the last two frames of the session to leave Selby 62 ahead.
The players competing in the qualifying included remaining tour players ranked outside the top 16, players featured as top-ups from the Q School and invited players from the WPBSA. The 16 invited qualifiers were made up of seven players who won or were runner-up in the following events together with 9 players invited based on the EBSA Order of Merit.
At the 1994 Masters, McManus defeated Nigel Bond by 52 in the first round, Ken Doherty 51 in the quarter-finals, and then Neal Foulds 64 in the semi-final to set up his first triple crown tournament final against defending champion and fellow Scot Stephen Hendry.
In the opening session of the other semi-final, Mark Selby took a 30 and 53 lead, before Marco Fu ended the second session all-square at 88. A ten-minute break was called while the tip was glued back on. Frame 24, won by Selby to level at 1212, lasted 76 minutes 11 seconds. Fu's cue tip separated from his cue in the 15th frame as he was chalking it. This was the longest frame ever played at the Crucible, breaking the previous record of 74 minutes 58 seconds set in the 2009 match between Stephen Maguire and Mark King. The match was later tied at 15-15 until Selby won the final two frames to win the match 1715.
The world championship sees 32 professional players compete in one-on-one snooker matches in a single elimination format, each played over several frames.
The quarter-finals were played between 2627 April, played as best-of-25-frames, over three sessions. Ding Junhui's 133 victory over Mark Williams saw him win the match with a session to spare to reach his second Crucible semi-final, after his first appearance in 2011. After going 60 ahead, Mark Selby defeated Kyren Wilson 138.