A Spanish cat is more interested in playing flamenco guitar than trying to catch the mouse El Magnifico (Jerry). Tom arrives from the States with world champion mouse-catching credentials to have a go.
Unfortunately the movie Mucho Mouse is not yet available on HBO Max.
| Directing | William Hanna | Director |
| Production | William Hanna | Producer |
| Directing | Joseph Barbera | Director |
| Production | Joseph Barbera | Producer |
| Sound | Scott Bradley | Original Music Composer |
| Visual Effects | Lewis Marshall | Animation |
| Visual Effects | Kenneth Muse | Animation |
| Visual Effects | Bill Schipek | Animation |
| Visual Effects | Ken Southworth | Animation |
| Art | Robert Gentle | Background Designer |
| Visual Effects | Jack Carr | Animation |
| Directing | Richard Bickenbach | Layout |
| Directing | Ed Benedict | Layout |
| Visual Effects | Herman Cohen | Animation |
