Career: Cumberbatch has divided his professional time between stage, film and TV. He's performed in various London venues, including the Royal Court and National Theatre, and in 2011 he shared the Olivier Award for Best Actor with his Frankenstein co-star Jonny Lee Miller. His first film was 2003's To Kill a King; projects since include Starter for 10, Amazing Grace, The Other Boleyn Girl, Tinker Tailor Soldier Spy and War Horse. His biggest successes, however, have come on TV in Hawking, The Last Enemy, Parade's End and, of course, Sherlock. He's also worked on The Hobbit movies and Star Trek Into Darkness.

Career: By the age of seven, Knightley had made her TV debut in the drama Royal Celebration, but during the 1990s, she was only allowed to act during the summer holidays. Her first high-profile role was playing Natalie Portman's handmaiden in Star Wars: The Phantom Menace, but it was Bend It Like Beckham that proved to be her breakthrough. In the same year, she appeared in a mini-series version of Doctor Zhivago, and in 2003 featured in Pirates of the Caribbean: Curse of the Black Pearl, and Love Actually. Subsequent films have included King Arthur, Pride and Prejudice (for which she was Oscar-nominated), two of the Pirates of the Caribbean sequels, Atonement, The Duchess, Never Let Me Go, Jack Ryan: Shadow Recruit, Begin Again, and Say When.

Career: Dance spent five years with the Royal Shakespeare Company and made his TV debut in miniseries Edward the King in 1975, following it up with appearances in Tales of the Unexpected and Fatal Spring. His first film was 1981 Bond movie For Your Eyes Only, but his big break came in 1984 when he was cast in The Jewel in the Crown. He went on to star in White Mischief, Alien3, The Last Action Hero, Gosford Park, Ali G InDaHouse and First Born. Dance also produced, directed, and wrote the screenplay for the acclaimed film Ladies in Lavender. He was awarded an OBE in 2006. More recent projects include Your Highness, Strike Back, Secret State, Game of Thrones, and Dracula Untold.

Career: In 2004, Goode made his film debut in Chasing Liberty opposite Mandy Moore. Since then, he has starred on the big screen in Match Point (2005), Brideshead Revisited (2008), Watchman (2009), A Single Man (2009), Leap Year (2010), Cemetery Junction (2010) and Stoker (2013). He returned to TV with roles in Birdsong, The Poison Tree, Dancing on the Edge and Death Comes to Pemberley.

Career: Kinnear has had a successful acting career on stage, TV and in film. He is well known for playing Bill Tanner in the Daniel Craig era of the James Bond film series and is the youngest actor to have played the character. Kinnear has also voiced Bill Tanner in a number of James Bond video games. His other film credits include Broken (2012) and The Imitation Game (2014). On TV, he has had starring roles in The Long Walk to Finchley, Count Arthur Strong, Lucan and Penny Dreadful. Kinnear's theatre appearances include National Theatre productions, such as The Man of Mode, Othello and The Revenger's Tragedy, as well as The Herd at the Bush Theatre in London and the Steppenwolf Theatre in Chicago.

Career: Strong made his TV debut in a 1989 episode of After Henry and followed this up with a number of guest roles in the likes of The Bill, Inspector Morse, Prime Suspect 3 and Kavanagh QC. In 1996, he had a starring role in acclaimed BBC miniseries Our Friends in the North. Since then he has appeared in dozens of TV shows and featured in a number of films, including Revolver (2005), Syriana (2005), RocknRolla (2008), Kick-Ass (2010), Robin Hood (2010), Green Lantern (2011), Tinker Tailor Soldier Spy (2011), John Carter (2012) and Zero Dark Thirty (2012). In 2013, Strong played a detective in short-lived AMC crime drama Low Winter Sun, reprising the lead role he played in the original 2006 British miniseries.