Marie Louni / Nathalie
Natalya Belokhvostikova
Maître Legraine
Curd Jürgens
Second Terrorist
Jess Hahn
False Secretary
Evelyne Kraft
Françoise as Child
Natalia Naumowa
Max Richard
Armen Dzhigarkhanyan
Mr. Johnson
Jacques Roux
passenger
Olegar Fedoro
Naphtai, the driver (uncredited)
Nartai Begalin
Innkeeper (uncredited)
Vsevolod Sanayev
Legraine's Assistant (uncredited)
Yelena Dobronravova
(uncredited)
Aleksandr Yanvaryov
Andre Ilytch
Igor Kostolevskiy
Dr. Denker (uncredited)
Igor Klass
Interrogator (uncredited)
Vladimir Basov
Ruslan Mikaberidze
Son of Murdered Persian (uncredited)
Baadur Tsuladze
Andrey Yurenev
Daniel Darnault
Abesalom Loria
Vatslav Dvorzhetsky
Joseph Stalin (uncredited)
Georgy Saakyan
Foche's Murderer (uncredited)
Guy Delorme
Françoise
Claude Jade
Leonid Dovlatov
Investigator with Inspector Foche (uncredited)
Roland Malet
Nodar Shashigoglu
Passerby on Avenue des Champs-Élysées (uncredited)
Jacques Pisias
Aleksandr Andrienko
Demin (uncredited)
Grigory Dunaev
Nikolai Simkin
captain medical service
Yuriy Sokolov
I. Godlevskiy
Poor (uncredited)
Cheslav Sushkevich
Dennis Pew
Georges Géret
Scherner
Albert Filozov
Inspector Georges Foche
Alain Delon
Hermolin
Nikolay Grinko
Simon
Gleb Strizhenov
First Terrorist
Mike Marshall
Editor
Catherine Kelber
Screenplay
Mikhail Shatrov
Director
Aleksandr Alov
Vladimir Naumov
Producer
Georges Cheyko
Set Decoration
Evgenij Tchernov
Alois Schwendimann
Edwards Volkoff
Original Music Composer
Georges Garvarentz
Director of Photography
Valentin Zheleznyakov
Jean-Philippe Mérand
Costume Design
Lidiya Novi