Amor en conserva: Reparto
Groucho Marx
Sam Grunion
Harpo Marx
Harpo
Chico Marx
Faustino the Great
Ilona Massey
Madame Egelichi
Vera-Ellen
Maggie Phillips
Marion Hutton
Bunny Dolan
Raymond Burr
Alphonse Zoto
Melville Cooper
Lefty Throckmorton
Paul Valentine
Mike Johnson
Bruce Gordon
Hannibal Zoto
Marilyn Monroe
Grunion's Client
Leon Belasco
Mr. Lyons
Eric Blore
Mackinaw
Otto Waldis
Ivan (uncredited)