Quantum Leap (1989): Season 2, Episode 22

2 - 22: M.I.A. - April 1, 1969

When Sam leaps into the life of an undercover cop, Al explains that his mission is to convince a navy nurse that her MIA husband is still alive, and to prevent her from marrying a lawyer she meets on the day Sam leaps in. But a series of coincidences causes Sam to wonder about the true nature of his mission.