Benedict Cumberbatch and Adam Scott are the latest stars to join Johnny Depp's upcoming mobster movie Black Mass.
Johnny Depp will play infamous gangster Whitey Bulger in the film and according to The Hollywood Reporter Cumberbatch is set to replace Guy Pearce in the role of Whitey's brother Billy.
Parks and Recreation star Scott has been cast as an FBI agent in a film that explores the relationship between the Irish mafia and the FBI in Boston.
Black Mass is based on Scott Cooper's book Black Mass: The True Story of an Unholy Alliance Between the FBI and the Irish Mob.
Joel Edgerton, Dakota Johnson and Juno Temple will also star in the film with Breaking Bad's Jesse Plemons said to be in negotiations.
Production is currently underway in Boston with the film expected to be release late next year.