A middle-aged professor's young bride and his assistant plan to commit a double murder disguised as a "Crime Passionel", but discover too late that one of their intended victims has become a fellow conspirator.

Jonathan Pryce
Christian Magny

Cherie Lunghi
Beatrice Manceau

Carmen du Sautoy
Vera Canova

Kevin McNally
Bernard

David Schofield
Cafe Waiter

Clive Swift
Dr. Faure

Jonathan Blake
David

Anna Cropper
Gertrude
Sarah Berger
Madeleine

Richard Warner
Monsieur Magny
Margaret Ward
Madame Magny

Arthur Brauss
Richter

Friedrich von Thun
Insurance Director
John Bryans
Dubreuil

Barbara Young
Solicitor's Secretary