Career: After graduating, Fry and Laurie enjoyed a successful comedy partnership. Fry was a millionaire by 30, thanks to a successful rewrite of the Noel Gay musical Me and My Girl. He has appeared in numerous films and TV projects, including Blackadder, Jeeves and Wooster, Wilde, Thunderpants, Kingdom and The Hobbit. He's also written several books, and is well-known as a charming raconteur. He made his movie debut as writer and director with Bright Young Things, based on Evelyn Waugh's book, Vile Bodies. Fry is the presenter of comedy quiz QI, he has also made several acclaimed documentaries, including ones about manic depression and Aids, and he is the reader for the British versions of JK Rowling's Harry Potter series of audio books.

Career: Davies performed his first stand-up gig in 1988, and by the early 1990s was a rising star, picking up rave reviews at Edinburgh. He later gave up playing clubs to concentrate on radio. His Radio 1 series, Alan's Big One FM, led to TV appearances on shows such as One Foot in the Grave, before he was cast as the lead in Jonathan Creek, the light-hearted mystery drama that made him a household name. Other acting work includes Bob and Rose, A Many Splintered Thing, The Brief, Marple, Angus, Thongs and Perfect Snogging (2008), Lewis and Whites. He presented the three-part documentary Alan Davies' Teenage Revolution for Channel 4 in 2010 and was a judge in 2011 on ITV talent show Show Me the Funny. He's also appeared in West End hit Auntie and Me. He has been a permanent panellist on irreverent quiz QI since the show began in 2003.

Career: After graduating, Mitchell worked an usher at the Lyric Theatre, Hammersmith. He and Webb took a number of shows to the Edinburgh Fringe Festival before being asked to write for Alexander Armstrong and Ben Miller and for surreal comedy series Big Train. In 2001, they made their first sketch show, The Mitchell and Webb Situation, which ran for six episodes on the now-defunct cable channel Play UK. Their next project came in 2003, with the award-winning Channel 4 sitcom Peep Show. They've also worked together on That Mitchell and Webb Sound, That Mitchell and Webb Look and the film Magicians. Solo, Mitchell has appeared on 10 O'Clock Live and numerous panel shows, including Would I Lie to You?, where he's a regular team captain. His autobiography, Back Story: A Memoir, was published in 2012.

Career: O Briain's first post-uni job was as a children's TV presenter for RTE. He also began performing stand-up gigs on the Irish comedy circuit. He came to prominence as a team captain on the Irish topical panel show Don't Feed The Gondolas (1998-2000). He then toured heavily, performing across Europe, Asia, Australia and North America. In 2002, O Briain began making appearances on British TV shows. He has hosted the comedy panel game Mock the Week since 2005, and continues to perform stand-up. He took over from Adrian Chiles as the host of The Apprentice: You're Fired! in 2010, but quit in 2014. He has also branched out into maths and science with the series School of Hard Sums and Stargazing Live.

Career: Jupitus left the civil service, and under the moniker Porky the Poet, started touring with different bands as their support act. While working the student circuit, he met Billy Bragg and Paul Weller, and became involved in the Labour Party-supporting Red Wedge movement. He had a short-lived job at record label Go! Discs. Jupitus directed music videos before landing a radio show on the BBC station GLR in 1995. He became a team captain on Never Mind the Buzzcocks in 1996, frequently appears on QI, has toured as a stand-up comedian, and hosted the breakfast show on BBC 6Music between 2002 and 2007. In 2009, he joined the West End cast of Hairspray, playing the role of Edna Turnblad. He also played King Arthur in a touring version of Spamalot in 2011.