


Marie-Chantal travels by train to her cousin's place to spend a winter holiday, when a stranger entrusts her with false jewels that contain a virus powerful enough to destroy all humankind.

Marie Laforêt
Marie-Chantal

Francisco Rabal
Paco Castillo

Serge Reggiani
Ivanov

Charles Denner
Johnson

Stéphane Audran
Olga

Akim Tamiroff
Prof. Lambaré / Dr. Kha

Roger Hanin
Bruno Kerrien
Antonio Passalia
Sparafucile
Pierre-François Moro
Hubert de Ronsac

Robert Burnier
A Swiss Gentleman
Gilles Chusseau
Gregor
Eugenio Di Petra
Onofrio Arcoleo

Gérard Tichy
Maitre d'Hôtel

José María Caffarel
(as Caffarel)

Henri Attal
Dumont

Bernard Papineau
Lahcen Boukish
Thug in a Bournous

Serge Bento

Claude Chabrol
Bartender (uncredited)
Claude Chabrol
Claude Chabrol
Released