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: 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.

Career: Tarbuck started out on stage before playing Pamela in the hugely popular ITV sitcom Watching. When the series ended in 1993, she featured in gritty drama Tumbledown, but after struggling to find more roles reinvented herself as a TV presenter, fronting The Weekend Show in 1995 and She's Gotta Have It, before going on to co-host The Big Breakfast with old pal Johnny Vaughan. Tarbuck stayed with the show for a year but left to take on new projects, including Blockbusters and comedy drama Linda Green. She's also appeared in Bleak House, Saxondale, The Inspector Lynley Mysteries, Extras and The Best Exotic Marigold Hotel, and presented the Channel 4 series Without Prejudice and Britain's Top Dog.

Career: Lock's first professional TV appearance was in 1993, when he appeared in a supporting role alongside Rob Newman and David Baddiel on their signature TV show Newman and Baddiel in Pieces. He toured with the duo as their support act and, as a result, became the first comedian to perform at Wembley Arena. He script-edited the 1998 BBC Two series Is It Bill Bailey? and had his own show on BBC radio, 15 Minutes of Misery. It was later expanded into the half-hour series, 15 Storeys High. He's now a team captain on the panel game 8 Out of 10 Cats. Other game show appearances have come in the likes of The Big Fat Quiz of the Year, Have I Got News for You, QI, and They Think It's All Over. He also hosted his own entertainment show on Channel 4 called TV Heaven, Telly Hell.