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Pinto Colvig as Pluto / Gopher (voice) (uncredited) |
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Walt Disney as Mickey Mouse (voice) (uncredited) |
| Directing | Clyde Geronimi | Director |
| Visual Effects | Brad Case | Animation |
| Visual Effects | Emery Hawkins | Animation |
| Directing | Don A. Duckwall | Assistant Director |
| Visual Effects | Jack Boyd | Animation |
| Visual Effects | Volus Jones | Animation |
| Visual Effects | Reuben Timmins | Animation |
| Visual Effects | George Nicholas | Animation |
| Visual Effects | George Rowley | Animation |
| Visual Effects | Chic Otterstrom | Animation |
| Visual Effects | John F. Reed | Animation |
| Visual Effects | Paul B. Kossoff | Animation |
| Directing | Bruce Bushman | Layout |
| Visual Effects | Kenneth Muse | Animation |
| Visual Effects | Jack Huber | Animation |
| Visual Effects | Art Fitzpatrick | Animation |
| Visual Effects | Frank Onaitis | Animation |
| Visual Effects | Ed Parks | Animation |
| Visual Effects | Morey Reden | Animation |
| Visual Effects | Eric Gurney | Animation |
| Production | Walt Disney | Producer |
| Visual Effects | Art Palmer | Animation |
| Visual Effects | Norman Tate | Animation |
| Visual Effects | Joseph Gayek | Animation |
| Visual Effects | Andy Engman | Animation |
| Visual Effects | Edwin Aardal | Animation |
| Visual Effects | Charles August Nichols | Animation |
