Bob Hope
Robert Leslie Hunter
Fernandel
Fernydel
Anita Ekberg
Zara
Martha Hyer
Ann McCall
Preston Sturges
Serge Vitry
André Morell
American Ambassador
Alan Gifford
American Consul
Maurice Teynac
Doctor Bernais
Yves Brainville
Inspector Dupont
Jean Murat
Judge
Charles Bouillaud
Porter (uncredited)
Jean Daurand
(uncredited)
Gil Delamare
(uncredited)
Marcel Pérès
Institute guard (uncredited)
Roger Tréville
Patient (uncredited)
Irène Tunc
Shipboard Lovely (uncredited)
Hans Verner
Gangster (uncredited)
Paul Violette
Institute guard (uncredited)