Natalie Schafer

Shortly after their marriage, Celia (Joan Bennett, Suspiria) begins to suspect her architect husband Mark (Michael Redgrave, Dead of Night) of having a secret past, and wonders about the reason behind multiple rooms in his self-designed home, one of which is kept permanently locked.

A hard-partying fashion editor headed for a nervous breakdown gets a new identity but ends up a murder suspect when her past returns to haunt her.