A strong mouse says that he will become the heavyweight champion of the world. But his grandma (who is just as strong) doesn't want him to fight...
Unfortunately the movie Country Mouse is not yet available on HBO Max.
| Directing | Friz Freleng | Director |
| Visual Effects | Jack Carr | Animation |
| Crew | Bernard B. Brown | Compositor |
| Sound | Bernard B. Brown | Music |
| Sound | Bernard B. Brown | Sound Recordist |
| Production | Leon Schlesinger | Producer |
| Visual Effects | Don Williams | Animation |
| Sound | Norman Spencer | Music |
