Quantum Leap (1989)

S05E19 The Beast Within

On November 6, 1972, Sam finds himself in the body of Henry Adams, part of a close-knit group of friends who served in Vietnam, each carrying their own emotional wounds and the sorrow of a fallen comrade. His mission is to protect his friend Roy and also save a young boy named Daniel, who has wandered into the Washington woods in search of Bigfoot.