Magnum, P.I. (1980): Season 2, Episode 3

2 - 3: The Woman on the Beach

Rick, sad over a failed love affair, finds solace in the company of a beautiful woman named Sara. As the two walk along the beach, she vanishes into thin air. When Magnum investigates the woman's strange disappearance, he learns that Sara actually committed suicide 35 years before. Is someone impersonating the woman or is there some other logical explanation for her puzzling disappearance?