To save the film, the producers and Stallone radically re-edited it down to the lean 93-minute theatrical version. A major part of this process involved cutting out most of Rambo's original dialogue, which shifted the focus to his internal trauma and PTSD. Key Footage and Differences
I believe you're referring to the 1982 film First Blood (the first Rambo movie). However, there is of First Blood . The film’s theatrical and home video releases run approximately 93 minutes (1 hour 33 minutes). rambo first blood 3 hour version
The studio, Carolco Pictures, looked at the four-hour cut and had a heart attack. To save the film, the producers and Stallone