The lives and romances of three sisters in a musical family; the youngest daughter's life is complicated by the subsequent arrival of a charming composer and a cynical music arranger.
Unfortunately the movie Young at Heart is not yet available on HBO Max.
| Directing | Gordon Douglas | Director |
| Writing | Julius J. Epstein | Screenplay |
| Writing | Lenore J. Coffee | Screenplay |
| Writing | Liam O'Brien | Writer |
| Production | Henry Blanke | Producer |
| Editing | William H. Ziegler | Editor |
| Camera | Ted D. McCord | Director of Photography |
| Sound | Leslie G. Hewitt | Sound |
| Sound | Charles David Forrest | Sound |
| Directing | Al Alleborn | Assistant Director |
| Art | John Beckman | Art Direction |
| Costume & Make-Up | Howard Shoup | Wardrobe Designer |
| Costume & Make-Up | Gordon Bau | Makeup Artist |
| Crew | Hans F. Koenekamp | Special Effects |
| Art | William Wallace | Set Decoration |
| Writing | Fannie Hurst | Short Story |
| Sound | Ray Heindorf | Original Music Composer |
