Marilyn Monroe
Amanda Dell
                                    Yves Montand
Jean-Marc Clement / Alexander Dumas
                                    Tony Randall
Alexander Coffman
                                    Frankie Vaughan
Tony Danton
                                    Wilfrid Hyde-White
George Welch
                                    David Burns
Oliver Burton
Michael David
Dave Kerry
Mara Lynn
Lily Nyles
Dennis King Jr.
Abe Miller
                                    Joe Besser
Charlie Lamont
                                    Milton Berle
Milton Berle (uncredited)
                                    Bing Crosby
Bing Crosby (uncredited)
                                    Gene Kelly
Gene Kelly (uncredited)
                                    Joan Banks
Secretary (uncredited)
                                    Roxanne Tunis
Extra (uncredited)
                                    Madge Kennedy
Miss Manners (uncredited)
Ray Foster
Jimmie (uncredited)
                                    John Craven
Comstock (uncredited)
                                    Richard Haydn
Prologue Narrator (uncredited)
                                    Oscar Beregi Jr.
Chauffeur (uncredited)
                                    Geraldine Wall
Miss Hansen (uncredited)
Samuel Colt
Board member (uncredited)
                                    Byron Morrow
Board member (uncredited)
Owen Cunningham
Board member (uncredited)
Tom Greenway
Board member (uncredited)
                                    Larry Thor
Wilson (uncredited)
                                    Leonard Bremen
Waiter (uncredited)
                                    Jerry Hausner
Willie (uncredited)
                                    Louise Vincent
French secretary (uncredited)
H.T. Tsiang
Charlie, restaurant proprietor (uncredited)
                                    Florence MacMichael
Receptionist (uncredited)
                                    Richard Collier
Doorman (uncredited)
Benny Burt
Cab driver (uncredited)
Le Milliardaire
Released