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.
You can now watch Hoppy Serves a Writ online on the following streaming providers in the United States.
| Directing | George Archainbaud | Director |
| Writing | Clarence E. Mulford | Story |
| Writing | Gerald Geraghty | Screenplay |
| Production | Harry Sherman | Producer |
| Crew | Russell Harlan | Cinematography |
| Editing | Sherman A. Rose | Editor |
| Art | Ralph Berger | Art Direction |
| Art | Emile Kuri | Set Decoration |
| Costume & Make-Up | Earl Moser | Wardrobe Designer |
