Career: In 1993, Moran won the So You Think You're Funny award at the Edinburgh Fringe Festival. He went on to become the youngest person to win the Perrier Comedy Award in 1996 at the Edinburgh Festival when he was 24. In 2000, he starred in Black Books, a Channel 4 sitcom about a miserable, unsociable, drunken, chain-smoking, and disorganized book shop owner called Bernard Black. Based on Moran's original idea, the series was brought to life by co-writer and fellow Irishman Graham Linehan. Two more series followed, and his stand-up tours and DVDs remain best-sellers, while his movie career continues to blossom. On the big screen, he has appeared in Shaun of the Dead, A Cock and Bull Story, and Run, Fatboy, Run.

Career: Bill started touring with the likes of Phill Jupitus and Mark Lamarr, before forming a double-act in 1989 with Martin Stubbs. His big break came in 1995 with the show Bill Bailey's Cosmic Jam, a performance of which was filmed and broadcast on Channel 4. In 1998, he scooped his own comedy show on the BBC, Is It Bill Bailey?, and enjoyed a series of successful guest slots on shows such as Have I Got News for You. Bill also starred in Dylan Moran's Channel 4 sitcom Black Books, before taking over from Sean Hughes as a captain on Never Mind the Buzzcocks in 2002. He's a regular on quiz show QI, and has also enjoyed other acting roles in the likes of Jonathan Creek and Fifteen Storeys High. His big-screen CV includes the movies Saving Grace and Hitchhiker's Guide to the Galaxy, while his cameo in Hot Fuzz was very well-received. He also continues to tour with his stand-up, selling out arenas all over the world, and has begun a separate career as a presenter of wildlife shows, including the ITV series Baboons with Bill Bailey.

Career: Greig achieved a cult following playing Debbie Aldridge in The Archers on Radio 4 and had early TV roles in Blue Heaven, Neverwhere, Faith in the Future and Wycliffe. In 2000, the sitcom Black Books helped boost her profile. She had a cameo in 2004 movie Shaun of the Dead, and in the same year appeared in the first series of cult medical sitcom Green Wing, for which she received a Royal Television Society award and a Bafta nomination. She's also featured in Doctor Who and took a key role in romantic comedy- drama Love Soup. Stage credits include the Royal Shakespeare Company's Complete Works Festival. Greig won a Laurence Olivier Award for her role in Much Ado About Nothing. Recent TV work includes the sitcoms Friday Night Dinner and Episodes, and black comedy series Inside No 9.

Career: Pegg quickly gained a fanbase and performed his acclaimed one-man show at major venues in the UK, Ireland, Australia and New Zealand. His first TV appearance was in 1995's Six Pairs of Pants, followed by Saturday Live and a two-year stint in ITV sitcom Faith in the Future. Other early projects include Big Train and Is It Bill Bailey? He co-wrote cult, award-winning sitcom Spaced with friend Jessica Stevenson. He has since reinforced his standing as one of Britain's leading performers with appearances in Band of Brothers, 24 Hour Party People (2002), Shaun of the Dead (2004), Mission: Impossible III (2006) and Mission: Impossible - Ghost Protocol (2011), Hot Fuzz (2007), Run Fatboy Run (2007), Star Trek (2009) and its sequel Star Trek Into Darkness (2013), Paul (2011) and The World's End (2013).