Baywatch (1989)
S04E16 Mirror, Mirror
Episode Overview
A captivating free-spirited woman named Mattie and her more ordinary twin sister, Gwen, show up at the beach, both competing for Mitch's attention. Unbeknownst to Mitch, Mattie and Gwen are actually two sides of the same person, struggling with split personalities. As the situation unfolds, Mitch finds himself in serious trouble when Gwen's alter ego, Mattie, takes a dangerous turn and threatens him.