 José FerrerSigmund Romberg | Sigmund Romberg |
 Merle OberonDorothy Donnelly | Dorothy Donnelly |
 Helen TraubelAnna Mueller | Anna Mueller |
 Doe AvedonLillian Romberg | Lillian Romberg |
 Walter PidgeonJ.J. Shubert | J.J. Shubert |
 Paul HenreidFlorenz Ziegfeld | Florenz Ziegfeld |
 Tamara ToumanovaGaby Deslys | Gaby Deslys |
 Paul StewartBert Townsend | Bert Townsend |
 Isobel ElsomMrs. Harris | Mrs. Harris |
 David BurnsLazar Berrison Sr. | Lazar Berrison Sr. |
 Jim BackusBen Judson | Ben Judson |
 Rosemary ClooneyPerformer (segment "The Midnight Girl") | Performer (segment "The Midnight Girl") |
 Gene KellyPerformer (segment "Dancing Around") | Performer (segment "Dancing Around") |
| FFred KellyPerformer (segment "Dancing Around") | Performer (segment "Dancing Around") |
 Jane PowellPerformer (segment "Maytime") | Performer (segment "Maytime") |
 Vic DamonePerformer (segment "Maytime") | Performer (segment "Maytime") |
 Ann MillerPerformer (segment "Artists and Models") | Performer (segment "Artists and Models") |
| WWilliam OlvisPerformer (segment "The Student Prince") | Performer (segment "The Student Prince") |
 Cyd CharissePerformer (segment "The Desert Song") | Performer (segment "The Desert Song") |
 James MitchellPerformer (segment "The Desert Song") | Performer (segment "The Desert Song") |
 Howard KeelPerformer (segment "My Maryland") | Performer (segment "My Maryland") |
 Tony MartinPerformer (segment "New Moon") | Performer (segment "New Moon") |
 Joan WeldonPerformer (segment "New Moon") | Performer (segment "New Moon") |
 John AlvinMr. Mulvaney (uncredited) | Mr. Mulvaney (uncredited) |
 Gertrude AstorDorothy's Nurse (uncredited) | Dorothy's Nurse (uncredited) |
 Douglas FowleyHarold Butterfield (uncredited) | Harold Butterfield (uncredited) |
 John GeorgeStreet Vendor (uncredited) | Street Vendor (uncredited) |
| MMary Alan HokansonMiss Cranbrook (uncredited) | Miss Cranbrook (uncredited) |
 Mitchell KowallOscar Hammerstein II (uncredited) | Oscar Hammerstein II (uncredited) |
 Susan LuckeyArabella Bell (uncredited) | Arabella Bell (uncredited) |
