Magnum, P.I. (1980): Season 5, Episode 2

5 - 2: Echoes of the Mind (2)

It's double trouble for Magnum when he finds himself falling for sexy Diane Dupres, only to discover that her seductive twin sister, Deidre, claims that Diane is a paranoid hysteric with a history of attempted murder. Unsure of who to trust, Magnum must find out which of the sisters is telling the truth as he encounters one bizarre twist after another about Diane and Diedre's true identities.