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Bill Cosby as Bill / Fat Albert / Dumb Donald (voice) |
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Steven Cheatham as Russell (voice) |
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Ernestine Wade as Billy's Mother (voice) |
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Solomon Young as Weird Harold (voice) |
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Alvin Hillard as Weasel (voice) |
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Gary Moore as Nolan (voice) |
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Ben Anderson as Rudy (voice) |
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Pat Ross as Rosemary (voice) |
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Angela Miller as Naomi (voice) |
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Dana Marshall as 1st Green Street Terror (voice) |
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Roosevelt Blow as 2nd Green Street Terror (voice) |
| Sound | Herbie Hancock | Original Music Composer |
| Production | Harry Gittes | Producer |
| Writing | Ed. Weinberger | Writer |
| Directing | Ken Mundie | Director |
| Writing | Jack Mendelsohn | Writer |
| Writing | Bill Cosby | Writer |
