Cast & crew
Mr. Music (1950)
Directed by Richard Haydn Written by Arthur Sheekman
Cast
| Bing Crosby | Paul |
| Norma Zimmer | Singer |
| Charles Kemper | Petronella Danforth |
| Groucho Marx | Groucho |
| Donald Woods | Carpenter |
| Irving Bacon | Jewelry |
| Peggy Lee | Peggy |
| Robert Stack | Blake |
| Ruth Hussey | Marvis |
| Bess Flowers | (uncredited) |
| Marge Champion | Marge |
| Dorothy Kirsten | Kirsten |
| Leon Tyler | (uncredited) |
| Tom Ewell | Cupcake |
| Nancy Olson | Katherine |
| Gower Champion | Gower |
| Ida Moore | Amy |
| Charles Coburn | Conway Twill |
| Richard Haydn | Jerome |
Crew
| Wally Westmore | Makeup Supervisor |
| Joseph J. Lilley | Music Director |
| George Barnes | Director of Photography |
| Harry Caplan | Assistant Director |
| John Cope | Sound Recordist |
| Harry Lindgren | Sound Recordist |
| Ray Moyer | Set Decoration |
| Edith Head | Costume Design |
| Richard Haydn | Director |
| Robert L. Welch | Producer |
| Everett Douglas | Editor |
| A. Earl Hedrick | Art Direction |
| Samson Raphaelson | Theatre Play |
| Sam Comer | Set Decoration |
| Hans Dreier | Art Direction |
| Arthur Sheekman | Screenplay |
| Doane Harrison | Editor |