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)

James Larmore