Played by Cillian Murphy

Cillian was born in Cork, Ireland, in 1976 to educational parents – his father worked for the Irish Department of Education, and his mother worked as a French teacher.

He originally studied law at University College Cork university, but dropped out. After spending time pursuing a music career, he joined the Corcadorca Theatre Company in Cork and began to find success as an actor.

His big break came when he was cast in Danny Boyle’s 2002 film 28 Days Later, a role which earned him a nod for Breakthrough Male Performance at the 2004 MTV Movie Awards. He has since gone on to appear in such acclaimed films as Cold Mountain, Girl with a Pearl Earring and The Wind That Shakes the Barley. In 2005, Cillian won an Irish Film and Television Academy Best Actor Award for his performance in Breakfast on Pluto.

Cillian is fluent in Gaelic and French.

Played by Helen McCrory

Helen was born in Paddington, London to a Welsh mother and a Scottish father. Her early years were spent at a Hertfordshire boarding school and she also spent a year living in Italy before studying acting at the Drama Centre London.

She has since been nominated for multiple awards for her stage work, which has included roles in Chekhov’s Uncle Vanya and Shakespeare’s As You Like It. Helen has also clocked up some big screen miles starring in such blockbusters as Interview with the Vampire (1994), Charlotte Gray (2001), The Queen (2006) and the Harry Potter series of films. In 2012, she returned to her stage roots starring in Stephen Beresford's The Last of the Haussmans at London's National Theatre.

Helen is married to Homeland star Damian Lewis. They met when they both appeared in the play Five Gold Rings at London’s Almeida Theatre.

Played by Paul Anderson

Paul is best known for his inspired movie performances in Nick Lowe’s The Sweeney (2012), a detective drama based on the 1970s British television police drama of the same name. He also played Bex in the 2009 film The Firm, and received rave reviews for his portrayal of Colonel Sebastian Moran in Guy Ritchie's Sherlock Holmes: A Game of Shadows, co-starring Robert Downey Junior and Jude Law.

Paul's other TV credits include Top Boy, The Promise and The Great Train Robbery.

Played by Joe Cole

Joe Cole was born in Kingston upon Thames and decided he wanted to pursue acting as a child. He attended the National Youth Theatre and achieved early success with roles in such cornerstone British television drama shows as The Bill and Holby City.

He has since gained acting kudos for his portrayal of Luke in the E4 teen drama series Skins, and moved to the big screen with roles in the 2012 action movie Offender and the teen drama film Now is Good.

Joe has also written with Matt Lucas of Little Britain and Shooting Stars fame.

Played by Sophie Rundle

Sophie originally hails from Bournemouth on the south coast of England. She graduated from RADA in 2011 and has gone on to secure a series of high-profile roles, including co-starring with Matt Le Blanc in the sitcom Episodes and in the ITV miniseries Titanic.

Sophie's other noted acting credits include starring in Mike Newell’s film adaptation of Charles Dickens’ Great Expectations, and portraying Lucy in the ITV drama series The Bletchley Circle.

Sophie can also speak with a very convincing-sounding Welsh accent, despite being English – she credits her grandfather’s Welsh roots for this skill!

Played by Annabelle Wallis

Annabelle was born in Oxford, England, but spent most of her childhood in Portugal, growing up near Lisbon on the country’s coast. She belongs to an acting dynasty – she was the niece of the late Richard Harris and is the cousin of Mad Men actor Jared Harris.

After completing her drama training in London, she hit the screen running with a starring role in ABC's plane-based period drama Pan Am, followed by an appearance in the Madonna-directed movie W.E. and a plum part in Showtime’s The Tudors, playing Henry VIII's third wife Jane Seymour. She also graced the screen in the film Snow White and the Huntsman.

Annabelle speaks four languages – English, Portuguese, French and Spanish.