Cast & crew
El enemigo oculto (1973)
Directed by Carlos Freer Written by Carlos Freer
Crew
| Carlos Freer | Screenplay |
| Víctor Vega | Director of Photography |
| Carlos Freer | Director |
| Amando Gatgens | Sound |
| Jorge Vilaplana | Sound |
| Carlos Sáenz | Director of Photography |
| Rafael Hine | Sound |
| Antonio Yglesias | Editor |
| Víctor Vega | Director of Photography |
| Carlos Sáenz | Director of Photography |
| Antonio Yglesias | Editor |
| Carlos Freer | Screenplay |
| Rafael Hine | Sound |
| Amando Gatgens | Sound |
| Carlos Freer | Director |
| Jorge Vilaplana | Sound |