Posing as a cattle buyer, Hoppy crosses over into Oklahoma where the Jordan brother's and their outlaw gang operate outside the law. After receiving an unfriendly reception when he finds them, he, California, and Johnny rustle their cattle and drive across the river into Texas. He hopes they will cross over to retrieve their cattle and then he can arrest them.
Unfortunately the movie Hoppy Serves a Writ is not yet available on HBO Max.
| Directing | George Archainbaud | Director |
| Crew | Russell Harlan | Cinematography |
| Production | Harry Sherman | Producer |
| Editing | Sherman A. Rose | Editor |
| Art | Ralph Berger | Art Direction |
| Costume & Make-Up | Earl Moser | Wardrobe Designer |
| Art | Emile Kuri | Set Decoration |
| Writing | Gerald Geraghty | Screenplay |
| Writing | Clarence E. Mulford | Story |
