John Heffernan (British actor)

John Heffernan (born 30 June 1981) is a British actor. He has worked with the English Touring Theatre, the Royal Shakespeare Company (RSC), and the National Theatre,^[1] taking the lead roles in Edward II at the National Theatre,^[1] and Oppenheimer with the RSC.^[2]

Heffernan was born in Billericay, Essex, England and worked as an usher at the National Theatre. 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,^[3] 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.^[4] He also played the Nine for Big Finish, in their Doctor Who box sets Doom Coalition and Ravenous.^[5] He returned to the National Theatre in 2022 to play the co-lead opposite Katherine Parkinson in a new production of Much Ado About Nothing directed by Simon Godwin.

• John Heffernan at IMDb