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)