'John Rambo': David Harbour cast as Major Trautman
David Harbour is set to portray Major Trautman in the upcoming 'John Rambo' origin story, a pivotal role previously held by Richard Crenna. This prequel explores Rambo's early military life before 'First Blood'. Harbour's casting follows his 'Stranger Things' finale and precedes his return as Red Guardian in 'Avengers: Doomsday'.