Directed by
| Hugh Harman | ... | (uncredited) |
Writing Credits (in alphabetical order)
| David Lang | ... | (story) (uncredited) |
Cast
| Mel Blanc | ... | Grandpa (voice) (uncredited) | |
| St. Luke's Episcopal Church Choristers | ... | Fieldmice Chorus (uncredited) | |
 |
Frank Elmquist | ... | Herman (uncredited) |
| Martha Wentworth | ... | Herman's Mother (uncredited) | |
Produced by
| William Hanna | ... | co-producer (uncredited) |
| Hugh Harman | ... | producer |
| Fred Quimby | ... | producer (uncredited) |
Music by
| Scott Bradley | ... | (uncredited) |
| Baron Keyes | ... | (uncredited) |
Production Management
| Carman Maxwell | ... | production manager (uncredited) |
Sound Department
| Fred MacAlpin | ... | sound effects editor (uncredited) |
Animation Department
| Ray Abrams | ... | animator (uncredited) |
| Robert Allen | ... | character designer (uncredited) |
| John Meandor | ... | layout artist (uncredited) |
| Leonard Sebring | ... | animator (uncredited) |
| Joseph Smith | ... | background artist (uncredited) |
| Paul Sommer | ... | animator (uncredited) |
| Irven Spence | ... | animator (uncredited) |
| David Treffman | ... | animator (uncredited) |
| Don Williams | ... | animator (uncredited) |
Music Department
| Scott Bradley | ... | musical director |
| Baron Keyes | ... | composer: additional music |
| Paul Marquardt | ... | orchestrator (uncredited) |
