Luigi Pistilli

ex-Inspector John...

Dagmar Lassander

Helene Sobieski

Anton Diffring

Ambassador Sobieski

AR

Arthur O'Sullivan

Inspector Lawrence

Werner Pochath

Marc Sobieski (as...

Dominique Boschero

Ambassador Sobies...

Renato Romano

Mandel, the chauf...

SE

Sergio Doria

Walter

RU

Ruth Durley

Norton's mother

Valentina Cortese

Madame Sobieski

EM

Emmet Bergin

Man in café (uncr...

Niall Tóibín

Doctor (uncredited)