Sylvester Cat is a guard at a Mexican experimental laboratory where mice are confined for research. The families of the captured mice place a call to Speedy Gonzales, the fastest mouse in Mexico, to help them rescue their compadres. Speedy comes and engages in the usual battle of wits and feet with Sylvester.
| Production | John W. Burton | Producer |
| Directing | Robert McKimson | Director |
| Visual Effects | Tom Ray | Animation |
| Editing | Treg Brown | Editor |
| Sound | Milt Franklyn | Original Music Composer |
| Visual Effects | Ted Bonnicksen | Animation |
| Visual Effects | George Grandpré | Animation |
| Visual Effects | Warren Batchelder | Animation |