 June AllysonJane Witherspoon / Lou Ellen Carter | Jane Witherspoon / Lou Ellen Carter |
 Lucille BremerSally Hessler | Sally Hessler |
 Judy GarlandMarilyn Miller | Marilyn Miller |
 Kathryn GraysonMagnolia Hawks / Kathryn Grayson | Magnolia Hawks / Kathryn Grayson |
 Van HeflinJames I. Hessler | James I. Hessler |
 Lena HorneJulie LaVerne / Lena Horne | Julie LaVerne / Lena Horne |
 Van JohnsonBandleader in Elite Club | Bandleader in Elite Club |
 Tony MartinGaylord Ravenal / Tony Martin | Gaylord Ravenal / Tony Martin |
 Dinah ShoreJulia Sanderson / Dinah Shore | Julia Sanderson / Dinah Shore |
 Frank SinatraFrank Sinatra | Frank Sinatra |
 Robert WalkerJerome Kern | Jerome Kern |
 Gower ChampionDance Specialty | Dance Specialty |
 Cyd CharisseDance Specialty | Dance Specialty |
 Harry HaydenCharles Frohman | Charles Frohman |
 Paul LangtonOscar Hammerstein II | Oscar Hammerstein II |
 Angela LansburyLondon Specialty | London Specialty |
 Paul MaxeyVictor Herbert | Victor Herbert |
 Ray McDonaldDance Specialty / George Budd | Dance Specialty / George Budd |
 Mary NashMrs. Muller | Mrs. Muller |
 Virginia O'BrienEllie May Shipley / Virginia O'Brien | Ellie May Shipley / Virginia O'Brien |
 Dorothy PatrickEva Kern | Eva Kern |
| CCaleb PetersonJoe (segment "Show Boat") | Joe (segment "Show Boat") |
 William PhillipsJoe Hennessey | Joe Hennessey |
| JJoan WellsSally Hessler as a Girl | Sally Hessler as a Girl |
 Lyn WildeSpecialty (segment 'The Cat and the Fiddle') (uncredited) | Specialty (segment 'The Cat and the Fiddle') (uncredited) |
 Lee WildeSpecialty (segment 'The Cat and the Fiddle') (uncredited) | Specialty (segment 'The Cat and the Fiddle') (uncredited) |
 Bess FlowersBackstage Well-Wisher (uncredited) | Backstage Well-Wisher (uncredited) |
 Russell HicksProducer (uncredited) | Producer (uncredited) |
 Frank McLureStage Door Johnny (uncredited) | Stage Door Johnny (uncredited) |
 Bert MoorhouseElite Club Diner (uncredited) | Elite Club Diner (uncredited) |
