Two screwballs get mixed up with monsters, mad scientists and vampires.
| Directing | Benito Alazraki | Director |
| Writing | Alfredo Salazar | Screenplay |
| Production | Guillermo Calderón | Producer |
| Camera | Enrique Wallace | Director of Photography |
| Editing | José W. Bustos | Editor |
| Art | José Rodríguez Granada | Art Direction |
| Art | Carlos Grandjean | Set Decoration |
| Costume & Make-Up | Concepción Zamora | Makeup Artist |
| Sound | Gustavo César Carrión | Original Music Composer |
