On the brink of a big deal with mogul Lucky Claybert, Gumby and his band The Clayboys must do battle with the villainous Blockheads, who have kidnapped their loyal canine Lowbelly.
Unfortunately the movie Gumby 1 is not yet available on HBO Max.
| Directing | Art Clokey | Director |
| Production | Gloria Clokey | Producer |
| Production | Kevin Reher | Associate Producer |
| Production | Art Clokey | Producer |
| Writing | Gloria Clokey | Writer |
| Writing | Art Clokey | Writer |
| Sound | Dal McKennon | Vocal Coach |
| Sound | Jerry Gerber | Original Music Composer |
| Editing | Lynn Stevenson | Editor |
| Editing | Marilyn McCoppen | Editor |
