Mary Barrett is an aspiring opera singer who is taken under the wings of a famous operatic maestro, Guilio Monterverdi. After spending endless working hours together and arguing, their relationship develops into love. But, jealousy and misunderstandings prevent Mary and Guilio from acknowledging their true feelings.
Unfortunately the movie One Night of Love is not yet available on HBO Max.
| Directing | Victor Schertzinger | Director |
| Writing | Dorothy Speare | Short Story |
| Writing | Charles Beahan | Short Story |
| Writing | Edmund H. North | Screenplay |
| Writing | James Gow | Screenplay |
| Writing | S.K. Lauren | Screenplay |
| Production | Charles Beahan | Associate Producer |
| Production | Harry Cohn | Producer |
| Production | Everett Riskin | Associate Producer |
| Camera | Joseph Walker | Director of Photography |
| Editing | Gene Milford | Editor |
| Production | Harold Dodds | Casting |
| Production | William Perlberg | Casting |
| Art | Stephen Goosson | Art Direction |
| Costume & Make-Up | Robert Kalloch | Costume Design |
| Sound | Gus Kahn | Music |
| Sound | Victor Schertzinger | Music |
| Crew | Howard Jackson | Additional Music |
| Crew | Louis Silvers | Additional Music |
| Art | Jack Wrenn | Props |
| Directing | Arthur S. Black Jr. | Assistant Director |
| Sound | Paul Neal | Sound Engineer |
| Sound | Bill Edmondson | Other |
| Lighting | Adolph L. Schafer | Lighting Technician |
| Crew | John Hoffman | Special Effects |
| Camera | Edward Kearns | Assistant Camera |
