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Jim Backus as Mr. Magoo |
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Lennie Weinrib as Uncle Sam |
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Bob Holt as Chief Strong Eagle |
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Barney Phillips as Mark Twain /John Sutter /Patrick Henry /Abraham Lincoln /Martin Luther King Jr. (voice) |
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Patti Gilbert as Priscilla Mullins /Betsy Ross /Tom Sawyer /Eleanor Roosevelt (voice) |
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Sid Grossfeld as (voice) |
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Dave Shelley as (voice) |
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John Himes as (voice) |
| Production | Lee Orgel | Producer |
| Production | Henry G. Saperstein | Executive Producer |
| Directing | Abe Levitow | Director |
| Writing | Larry Markes | Writer |
| Writing | Henry G. Saperstein | Idea |
| Crew | Sam Rosen | Additional Dialogue |
| Sound | Walter Scharf | Original Music Composer |
| Art | Lee Mishkin | Storyboard Artist |
| Art | Marty Murphy | Storyboard Artist |
| Art | Bob Ogle | Storyboard Artist |
| Camera | Wally Bulloch | Camera Operator |
| Directing | Peter Alvarado | Layout |
| Visual Effects | Hal Ambro | Animation |
| Art | Ron Dias | Background Designer |
| Directing | Moe Gollub | Layout |
| Art | David High | Background Designer |
| Visual Effects | Bob Inman | Animation |
| Directing | Don Morgan | Layout |
| Directing | Margaret Nichols | Layout |
| Visual Effects | Ray Patterson | Animation |
| Directing | Tony Rivera | Layout |
| Visual Effects | Phil Roman | Animation |
| Visual Effects | Hank Smith | Animation |
| Visual Effects | Irven Spence | Animation |
| Visual Effects | Richard Thompson | Animation |
| Art | Dave Weidman | Background Designer |
| Visual Effects | Xenia | Animation |
| Visual Effects | Jerry Hathcock | Animation |
| Visual Effects | Tom Massey | Animation |
| Visual Effects | George Nicholas | Animation |
| Visual Effects | Don Towsley | Animation |
| Sound | Walter Scharf | Music Arranger |
| Sound | Walter Scharf | Music Supervisor |
| Crew | Steve Clark | Sequence Supervisor |
| Crew | Gerald Nevius | Sequence Supervisor |
