Rupert William Anthony Friend is a British actor. He first gained recognition for his roles in The Libertine (2004) and Mrs. Palfrey at the Claremont (2005), both of which won him awards for best newcomer. He portrayed George Wickham in Pride & Prejudice (2005), Lieutenant Kurt Kotler in The Boy in the Striped Pyjamas (2008), Albert, Prince Consort in The Young Victoria (2009), psychologist Oliver Baumer in Starred Up (2013), CIA operative Peter Quinn in the political thriller series Homeland (2012–2017), Vasily Stalin in The Death of Stalin (2017), Theo van Gogh in At Eternity's Gate (2018), and Ernest Donovan in the series Strange Angel (2018–2019).

The Libertine is a 2005 period drama film, the first film directed by Laurence Dunmore. It was adapted by Stephen Jeffreys from his play of the same name, and stars Johnny Depp and Samantha Morton as John Wilmot, 2nd Earl of Rochester and Elizabeth Barry, with John Malkovich, Rosamund Pike, Rupert Friend, and Kelly Reilly in supporting roles. Set in 1675 England, the film chronicles the life of the decadent but brilliant Earl of Rochester, who is asked by King Charles II to write a play celebrating his reign, while simultaneously training Elizabeth Barry to improve her acting.