Cast & crew
In Old Mexico (1938)
Directed by Edward D. Venturini Written by Harrison Jacobs
Cast
| William Boyd | Hopalong |
| George 'Gabby' Hayes | Windy |
| Russell Hayden | Lucky |
| Paul Sutton | Aja Fox |
| Al Ernest Garcia | Gonzalez |
| Jan Clayton | Gonzalez |
| Trevor Bardette | Gonzalez |
| Betty Amann | Leeds |
| Anna Demetrio | Elena |
| Cliff Parkinson | Yamomoto's Henchman |
| Glenn Strange | Patrick Burke |
| Tony Roux | Pancho |
| Fred Burns | Yamomoto's Henchman |
Crew
| Russell Harlan | Director of Photography |
| Lewis J. Rachmil | Art Direction |
| Harrison Jacobs | Screenplay |
| Clarence E. Mulford | Characters |
| Edward D. Venturini | Director |
| Harry Sherman | Producer |
| Robert B. Warwick Jr. | Editor |