Carroll Baker plays a dual role as translator Julie Harrison and her twin sister Mary. The serpentine plot begins as Julie tells her lawyer Dave Barton that Mary's life is being threatened in London while Julie herself is being stalked by a mysterious stranger in Amsterdam.

Julie Harrison / Mary Harrison

Tony Shane

Dave Barton

Margaret

Steve Hunter

James Marlowe

Hank

Inspector Rinker

Acting

Acting
December 9, 1971

Julie Harrison / Mary Harrison

Tony Shane

Dave Barton

Margaret

Steve Hunter

James Marlowe

Hank

Inspector Rinker

Acting

Acting

