david harbor Will be back in uniform soon. The ‘Stranger Things’ star has officially joined the cast of the upcoming film ‘John Rambo’. According to the latest reports, Harbor will be joining the cast of the Jalmari Helander-directed film in a key role. The Hollywood Reporter says the actor will play Rambo’s commanding officer Major Trautman in an origin story exploring the action hero’s early life. The story will reportedly feature Rambo as a soldier fighting in the jungle, becoming the reclusive wanderer known to fans years ago.In the original ‘Rambo’ trilogy released in the 1980s, Major Trautman was portrayed by the late Richard Crenna, serving as a mentor figure and one of the few steady influences in Rambo’s life.film stars noah centineo As a young John Rambo, charting the character’s journey before the events of the Sylvester Stallone-led film ‘First Blood’, which launched the box office hit franchise. Harbor’s casting comes amid a busy schedule for the actor, who recently completed the ‘Stranger Things’ series. He recently won praise for his performance as Floyd Semernich in the limited series ‘DTF St. Louis’. He also has several high-profile projects in post-production, including the upcoming box office blockbuster ‘Avengers: Doomsday’, in which he will be seen reprising the role of Red Guardian as part of the New Avengers. According to reports, his character will join a long list of MCU stars in the film as he will face off against Robert Downey Jr.’s Doctor Victor Von Doom. He will also be seen in ‘Violent Night 2’ and ‘Evil Genius’, both of which are expected to release later this year.Stallone, who originated the role of Rambo, is attached to the film as an executive producer alongside the Russo Brothers, Trevor Short, and Bonfire Legend’s Dallas Sonner and Amanda Presmick.John Rambo is set to expand the mythology of the beloved action franchise by revisiting the character’s formative years.