Quantum Leap (1989)

S05E15 Blood Moon

On March 10, 1975, Sam, an unconventional artist who may have vampiric traits, finds himself on the outskirts of London. He navigates Al's quirky superstitions while working to save his host's young wife from a chilling fate. A couple is preparing for a sacrificial ceremony tied to the ominous "blood moon," and Sam must intervene to prevent this tragic event from unfolding.