Brushfire (film)

Brushfire is a 1962 low budget blackandwhite jungle warfare adventure exploitation film produced, directed and cowritten by Jack Warner, Jr the only son of Jack L. Warner of Warner Bros.. Warner planned on making two more films under his Obelisk Productions company but they were never produced. It was filmed at the time of the beginning of American involvement in Viet Nam and Laos brushfire conflicts.

Source: Wikipedia