"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.
Curtis HarringtonDirector
Lisa Schindler
Paul Montgomery
Jennifer Montgomery
Norman
Harry Gordon
Miss Beattie
Nora
Dr. Edwards
Winthrop
Celia
Terry
Count
Party Guest
Holly
Baroness
Arthur
Pharmacist
Detective
Bookseller
Masseur
Police Matron (uncredited)
