Unforgettable (1996)

He loved her. He lost her. He won't let her memory die... until it tells him who killed her.

★ 5.6 R 1h 56m Thriller Mystery Science Fiction

Seattle medical examiner David Krane is obsessed with solving his wife's murder. A possible solution presents itself in an experimental "memory" serum designed by a neurobiology professor, which has the ability to transfer memories from one person to another, but with potentially fatal consequences.