Career: Marsden's first acting job was in the pilot episode of sitcom The Nanny in 1993. A year later, he starred in Canadian TV series Boogies Diner. His big break came in 1996 when he landed the lead role in ABC drama Second Noah. He went on to star in the films Disturbing Behaviour (1998) and Gossip (2000) and joined the cast of TV comedy drama Ally McBeal in its final season. Since then he has filled out his CV by playing Cyclops in three hugely popular X-Men movies and starring in Superman Returns (2006), Hairspray (2007), Enchanted (2007), 27 Dresses (2008), Death at a Funeral (2010), Bachelorette (2012) and 2 Guns (2013). He also had a recurring role in sitcom 30 Rock.

Career: Brand landed a job presenting on MTV, but was sacked after turning up dressed as Osama bin Laden on September 12, 2001. It was felt to be in exceptionally bad taste. He returned to the stand-up circuit, before hitting the big-time hosting Big Brother's eForum. This led to the Channel 4 series Big Brother's Big Mouth. More recently he has moved into acting. He's appeared on TV in Cold Blood, Blessed, The Abbey and Cruise of the Gods, and starred in the films St Trinian's, Bedtime Stories and Forgetting Sarah Marshall. His character in the latter, Aldous Snow, also featured in the film Get Him to the Greek. His later work includes providing voices in Despicable Me and Hop, and starring in The Tempest, Arthur and a film version of the stage musical Rock of Ages.

Career: A few bit parts in comedy series were to be Hank's first roles, but it was his voice that earned him the attention of The Simpsons' bosses; he has provided his vocal talents for the iconic show since its launch in 1989. Azaria's comedy credentials earned him roles in Pretty Woman and Point Blank. He would give a memorable performance in Robin Williams' The Birdcage, playing a Guatemalan cleaner named Agador Spartacus. He also had a small cameo in Along Came Polly in 2004, guested on Friends and was seen in British comedy Run Fat Boy Run, as well as Mystery Men, Godzilla and Night at the Museum 2. Azaria has four Emmys to his name and a reputation as being one of the most talented and versatile actors in the business.

Career: Fry and Laurie's stage success led to the TV sketch show Alfresco, which also featured Emma Thompson, Ben Elton and Robbie Coltrane. In 1987, Elton cast him in sitcom Blackadder the Third as amiable idiot George. A Bit of Fry and Laurie, and Jeeves and Wooster cemented his reputation as one of the UK's brightest comedy talents. He appeared with several celebrity pals in the movies Peter's Friends, Maybe Baby, and Sense and Sensibility. Other projects include 101 Dalmatians, The Man in the Iron Mask, Stuart Little and its sequel, the Flight of the Phoenix remake and TV series Fortysomething. His novel, The Gun Seller, was also a hit. His award-winning role in House turned him into an international star. Since it ended in 2012, Laurie has largely concentrated on music.

Career: Hasselhoff originally intended to concentrate on musical theatre, until he landed a regular role in long-running soap The Young and the Restless. However, it was cult series Knight Rider that made him a star in 1982. Various little-seen TV shows and movies followed, until Baywatch became a global hit in 1989. He's also had success as a singer in Europe, appeared on Broadway and in the West End, and in the films Dodgeball and The SpongeBob SquarePants Movie. He returned to TV in 2006 as a judge on America's Got Talent. Since then he's returned briefly to The Young and the Restless, took part in Dancing with the Stars, appeared in panto and had a short stint as a judge on Britain's Got Talent.