Directed by
| Tex Avery | ||
Writing Credits
| Heck Allen | ... | (story) |
Cast
| Tex Avery | ... | Vocal Effects (uncredited) | |
 |
Vonnie Beraner | ... | Zebra Scream (uncredited) |
| Sara Berner | ... | Emaciated Miniature Crocodile / Lion Scream (uncredited) | |
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Peter Bletcher | ... | Lion Roars (uncredited) |
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Frank Graham | ... | Mouse (voice) (uncredited) |
| William Hanna | ... | Mouse Scream (uncredited) | |
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Digel Story | ... | Gorilla Scream (uncredited) |
Produced by
| William Hanna | ... | co-producer (uncredited) |
| Fred Quimby | ... | producer |
Music by
| Scott Bradley | ||
Production Management
| Carman Maxwell | ... | production manager (uncredited) |
Sound Department
| Thomas Walker | ... | sound effects editor (uncredited) |
Animation Department
| Ray Abrams | ... | animator |
| Robert Bentley | ... | animator |
| Walt Clinton | ... | animator (as Walter Clinton) |
| Werry P. Hoe | ... | animator (uncredited) |
| Colima McNash | ... | character designer (uncredited) |
| Irven Spence | ... | animator (uncredited) / character designer (uncredited) / layout artist (uncredited) |
| Gil Turner | ... | animator (uncredited) |
Music Department
| Scott Bradley | ... | musical director |
