Writing

1991

Escorpiones … Writer

1977

Mariachi - Fiesta de sangre … Screenplay

1975

Sangre derramada … Adaptation

1968

Cautivo del mas allá … Writer

1967

Hard Breed to Kill … Adaptation

1965

Operación Tiburón … Writer

1964

Bello amanecer … Writer

1958

Bolero Inmortal … Screenplay

1953

The Ghost falls in Love … Screenplay

1952

Traigo mi 45 … Screenplay