Career: Smith's first professional roles came in the plays Fresh Kills, opposite Christian Slater, and On the Shore of the Wide World. He appeared with Slater again in Swimming with Sharks, and also featured in The History Boys. He was part of the Olivier Award-nominated cast of That Face. His TV roles include The Ruby in the Smoke, The Shadow in the North and Secret Diary of a Call Girl, all alongside ex-Doctor Who assistant Billie Piper. He also starred in political drama Party Animals, and made his debut as the 11th Doctor Who in 2010. He was the youngest actor to play the part, but will bow out at Christmas, when he'll be replaced by Peter Capaldi. Other projects include Christopher and His Kind, Bert and Dickie, Womb, and the forthcoming How to Catch a Monster. He will return to the West End stage in 2014 to play the lead in a musical version of American Psycho.

Career: Gillan's early TV career included guest appearances in Rebus, Harley Street and Coming Up. She played various characters in The Kevin Bishop Show. She made a guest appearance on Doctor Who in 2008 and two year's later, the show would prove to be a launchpad for her career when she was cast as the Eleventh Doctor's (Matt Smith) first companion, Amy Pond. She made appearances in the show as Amy until 2013. She has also starred in the TV movie We'll Take Manhattan and the film Guardians of the Galaxy (2014). In 2014, she also starred in short-lived American sitcom Selfie. In 2011, she made her stage debut in Inadmissible Evidence at the Donmar Warehouse.

Career: In 2000, Darvill began presenting continuity links on CITV. He left a year later and founded his own theatre company, Fuego's Men. At 18 he settled in London to take up a place at Rada. Many of his early roles came on stage, including in an acclaimed production of Terre Haute at the Edinburgh Festival Fringe. He worked with future Doctor Who co-star Matt Smith in Swimming with Sharks in 2007. A year later, he made his TV debut in He Kills Coppers and followed it with Little Dorrit, but it was travelling with the Time Lord as Rory Williams that made him a star. Other projects since include the films Sex & Drugs & Rock & Roll, and Robin Hood.

Career: Alan Bennett's internationally successful play and film The History Boys boosted his profile. He co-hosted Big Brother's Big Mouth in 2007, the same year he re-teamed with Fat Friends' Ruth Jones to pen and star in BBC sitcom Gavin & Stacey, which was a huge, Bafta-winning hit. Corden also worked with Gavin & Stacey's Mathew Horne on sketch show Horne & Corden and the film Lesbian Vampire Killers. In 2010, he fronted a series of comedy chat shows for ITV1 revolving around that year's World Cup. Since then he has hosted Sky1's sporting quiz A League of Their Own and appeared in Doctor Who, The Wrong Mans, The Three Musketeers, One Chance and Gulliver's Travels. He has also been the subject on Piers Morgan's Life Stories and hosted the Brits. He returned to the stage in 2011 in the critically acclaimed One Man, Two Guvnors.

Career: Kingston's professional career began in repertory theatres across the UK. She then spent time with the Royal Shakespeare Company before making the first of several brief appearances in The Bill. Roles in The Cook, the Thief, His Wife and Her Lover (1989), Crocodile Shoes, The Knock, and Carrington (1995) followed. The lead role in TV's Moll Flanders finally made her a star in 1996. Soon afterwards, she moved to the US to join the cast of medical drama ER and quickly became a household name. She remained with the show for seven seasons, departing in 2004. Other high-profile projects have included Croupier (1998), Essex Boys (2000) and Warrior Queen (2003). She's also appeared in Doctor Who, FlashForward, Lost in Austen, Law & Order: Special Victims Unit, Hope Springs, Marchlands and Private Practice. She returned to ER, making two brief appearances in its final series in 2009. More recently, she has starred in Arrow, and Chasing Shadows.

Career: Started acting with Hull Truck Theatre Company, and by 25 had been accepted by the Royal Shakespeare Company. Had bit parts in Michael Palin comedy The Missionary, and A Zed and Two Noughts. Achieved a mainstream breakthrough in 1987 with the movies Sammy and Rosie Get Laid, and Prick Up Your Ears. Has worked steadily since, with highlights including epic miniseries Rhodes, John Thaw drama Plastic Man, and Michael Caine movie Shiner. Other projects have included the Pet Shop Boys' West End musical Closer To Heaven, and TV offerings Manchild, The IT Crowd, New Tricks, Where The Heart Is, Funland, Doctor Who, The Fattest Man in Britain, Silk, The Spa, and Psychobitches.

Career: Haggard also appeared in Saxondale, Housewife, 49, Man Stroke Woman and the miniseries Sense & Sensibility. A recurring role in Psychoville was followed by appearances in Doctor Who, Outnumbered and Parents. Since 2011, she has starred in the sitcom Episodes. More recently, she has starred in Uncle and Ballot Monkey.