Richard Harrison

Fred Lester

Hélène Chanel

Mary Brightford

Giacomo Rossi Stuart

Hitman

Dominique Boschero

Yo-Yo

Bernard Blier

Lord Richard Berry

Silvio Bagolini

Archives Clerk (uncredited)

Claudio Biava

Alex (uncredited)

José Lewgoy

Hotel Manager (uncredited)

Esmeralda Barros

Girl in Chev. (uncredited)

Renato Montalbano

Mrs. McMurray's Majordomo (uncredited)

Peggy Nathan

Mrs. McMurray (uncredited)

Walter Neng

(uncredited)

Luigi Pierdominici

(uncredited)

Giovanni Querrel

(uncredited)

Giorgio Sciolette

(uncredited)

Georges Combret

Luigi Scattini