John Heffernan

John Heffernan is a British theatre and screen actor. He has worked with the English Touring Theatre, the Royal Shakespeare Company, and the National Theatre, taking the lead roles in Edward II at the National Theatre, and Oppenheimer with the RSC. He has appeared on screen in a number of roles, including Henry Lascelles in the BBC adaptation of Susanna Clarke's novel Jonathan Strange & Mr Norrell, Jaggers in Dickensian and Steven Rose in the fourth series of Luther. In 2017, he played John Grigg, 2nd Baron Altrincham, in an episode of the Netflix series The Crown. He also played the Nine for Big Finish, in their Doctor Who box sets Doom Coalition and Ravenous.