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Donald O'Connor as Melvin Hoover |
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Debbie Reynolds as Judy LeRoy |
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Una Merkel as Mom Schneider |
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Richard Anderson as Harry Flack |
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Allyn Joslyn as Pop Schneider |
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Les Tremayne as Mr. Henneman |
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Noreen Corcoran as Clarabelle |
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Jim Backus as Mergo |
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Barbara Ruick as Studio Guide |
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Robert Taylor as Robert Taylor |
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Nesdon Booth as Police Captain (uncredited) |
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Steve Forrest as Photographer on Crane (uncredited) |
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Robert Fuller as Acrobatic Cheerleader (uncredited) |
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Ned Glass as Theatre Manager (uncredited) |
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Lyn Wilde as Telephone Girl (uncredited) |
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Melba Snowden as (uncredited) |
| Directing | Don Weis | Director |
| Writing | László Vadnay | Story |
| Writing | George Wells | Screenplay |
| Art | Jacques Mapes | Set Decoration |
| Costume & Make-Up | William Tuttle | Makeup Artist |
| Crew | Ruth Brooks Flippen | Additional Dialogue |
| Art | Eddie Imazu | Art Direction |
| Production | George Wells | Producer |
| Directing | Marvin Stuart | Assistant Director |
| Costume & Make-Up | John Truwe | Makeup Artist |
| Sound | Skip Martin | Orchestrator |
| Art | Jack Martin Smith | Art Direction |
| Costume & Make-Up | Sydney Guilaroff | Hairstylist |
| Crew | A. Arnold Gillespie | Special Effects |
| Sound | George Stoll | Music Director |
| Crew | Robert Alton | Choreographer |
| Costume & Make-Up | Helen Rose | Costume Design |
| Art | Cedric Gibbons | Art Direction |
| Art | Edwin B. Willis | Set Decoration |
| Camera | Harold Rosson | Director of Photography |
| Sound | Douglas Shearer | Recording Supervision |
| Editing | Adrienne Fazan | Editor |
