Passion wears a mask of terror in this strangest of all games!
A mysterious woman in black moves in with married Manhattan thrill-seekers and helps one trick the other.
Simone Signoret
Lisa Schindler
James Caan
Paul Montgomery
Katharine Ross
Jennifer Montgomery
Don Stroud
Norman
Kent Smith
Harry Gordon
Estelle Winwood
Miss Beattie
Marjorie Bennett
Nora
Ian Wolfe
Dr. Edwards
Anthony Eustrel
Winthrop
Eloise Hardt
Celia
George Furth
Terry
Peter Brocco
Count
