Quantum Leap (1989)

Episode Overview

Between October 5, 1957, and November 22, 1963, Sam leaps unexpectedly back into the tumultuous life of Lee Harvey Oswald before finishing his original mission. Working under the assumption of Oswald as the lone gunman, Sam and Al strive to stop him from carrying out his assassination attempt on John F. Kennedy. However, as Sam continues to leap, Oswald's influence over his actions grows stronger, making it increasingly likely that history will unfold as it originally did.