Générique complet
La Mélodie du bonheur
Bing Crosby
Johnny Adams
Fred Astaire
Jed Potter
Joan Caulfield
Mary O'Hara
Billy De Wolfe
Tony
Olga San Juan
Nita Nova
Mikhail Rasumny
François (uncredited)
Frank Faylen
Mack (uncredited)
Victoria Horne
Martha (uncredited)
Karolyn Grimes
Mary Elizabeth Adams (uncredited)
Jimmy Conlin
Jeffrey (uncredited)
John Deauville
Dancer (uncredited)
John Gallaudet
Stage Manager (uncredited)
Audrey Korn
Dancer (uncredited)
Cliff Nazarro
Cliff (uncredited)
Rudolph Valentino
Valentino (archive footage) (uncredited)
Joan Woodbury
Flo (uncredited)
Will Wright
Dan - Stage Manager (uncredited)
Gene Cole
Dancer (uncredited)
Audrey Young
Chorine
Joan Woodbury
Flo
Florence Wix
Nightclub Patron
Beverly Thompson
Showgirl
Mary Stewart
Dancer / Singer
Larry Steers
Guest at Top Hat Nightclub
Barbara Slater
Myrtle
Scott Seaton
Nightclub Patron
Jeffrey Sayre
Guest at Hole in the Wall
Louise Saraydar
Singer in Quartette
Mary Jane Shores
Dancer
Jack Perrin
Restaurant Patron
Mavis Murray
Dancer
Frances Morris
Nurse
Harold Miller
Nightclub Patron
Cecilia Meagher
Dancer
Ethelreda Leopold
Nightclub Patron
Audrey Korn
Dancer
Lucille Knox
Showgirl
John Gallaudet
Stage Manager
J.C. Fowler
Nightclub Patron
Jay Eaton
Nightclub Patron
John Deauville
Dancer
Dorothy Dayton
Dancer
