Music in My Heart (1940) — Cast
Cast
| George Humbert | Luigi |
| Joseph Crehan | Gilman |
| Julietta Novis | Lady Beltham |
| Rita Hayworth | O'Malley |
| Lynton Brent | Editor |
| Punchinello | (uncredited) |
| Dick Rush | Chief |
| Victor Travis | (uncredited) |
| Betty Brian | (uncredited) |
| Doris Brian | (uncredited) |
| Joey Ray | Tyrone 'Clean' Miller |
| Charles Sullivan | (uncredited) |
| Don Brodie | Taxi Racer |
| Eddie Kane | C.B. |
| Walter Sande | (uncredited) |
| Marten Lamont | Raymond |
| Mel Ruick | Announcer |
| Casanova | Cat |
| Hugh Chapman | (uncredited) |
| Alan Mowbray | Gardner |
| Tex Brodus | Play |
| Eric Blore | Griggs |
| Robert Locke Lorraine | (uncredited) |
| Phil Tead | Marshall Grant |
| Sidney Kibrick | (uncredited) |
| John Dilson | Editor |
| Gwen Brian | (uncredited) |
| Larry Steers | (uncredited) |
| Tony Martin | Gregory |
| Edith Fellows | O'Malley |
| George Tobias | Sascha |
| Andre Kostelanetz | Music |
| Robert Frazer | Lawyer |
| Lafe McKee | Doorman |
| Alex Novinsky | (uncredited) |
Crew
| John Stumar | Director of Photography |
| Gene Anderson | Assistant Director |
| Robert Kalloch | Costume Designer |
| Lionel Banks | Art Direction |
| James Edward Grant | Screenplay |
| Joseph Santley | Director |
| Irving Starr | Producer |
| James Edward Grant | Story |
| Otto Meyer | Editor |
| George Cooper | Sound |