- 1999La familia... 30 años despuésFilmWriters' Assistant
- 1995Hermana, ¿pero qué has hecho?FilmWriter
- 1994Like brothersSeriesWriter
- 1994Wild BoysFilmDialogue
- 1994Compuesta y sin NovioSeriesWriters' Assistant
- 1992The Naked TargetFilmWriter
- 1987Rest in PiecesFilmScreenplay
- 1986The Last from PhilippinesFilmScreenplay, Producer
- 1986Alone Against TerrorFilmProducer
- 1985White Jungle SlaveFilmWriter
- 1985Dirty Game in CasablancaFilmWriter
- 1981Freddie of the JungleFilmWriter
- 1980Under SiegeFilmAuthor
- 1980Despido improcedenteFilmWriter
- 1977Curse of the Black CatFilmScreenplay
- 1977The Perfect KillerFilmWriter
- 1976BeatrizFilmScreenplay
- 1976Un día con SergioFilmWriter
- 1976Heat of the FlameFilmWriter
- 1976La noche de los cien pájarosFilmWriter
- 1976El hombre que supo amarFilmScreenplay
- 1976El límite del amorFilmWriter
- 1976Imposible para una solteronaFilmWriter
- 1976La menorFilmWriter
- 1975The White, The Yellow, and The BlackFilmScreenplay
- 1975The AdolescentsFilmWriter
- 1975Cuando el cuerno suenaFilmWriter
- 1975Order to KillFilmWriter
- 1975De profesión: polígamoFilmWriter
- 1975Ace of HeartsFilmWriter
- 1974Bell from HellFilmScreenplay, Adaptation
- 1974The Swamp of the RavensFilmWriter, Songs
- 1974Voodoo Black ExorcistFilmWriter
- 1974Love Starts at MidnightFilmWriter
- 1973The Corruption of Chris MillerFilmAuthor, Writer
- 1973RiccoFilmScreenplay
- 1973The Girl from the Red CabaretFilmScreenplay
- 1972All the Colours of the DarkFilmStory
- 1972Tarzan and the Brown PrinceFilmWriter
- 1972One Billion for a BlondeFilmWriter
- 1971Cut-Throats NineFilmScreenplay, Screenstory
- 1971The Fourth VictimFilmScreenplay
- 1971Si estás muerto, ¿por qué bailas?FilmWriter
- 1971Black StoryFilmScreenplay, Story
- 1970Hatchet for the HoneymoonFilmScreenplay
- 1970Sartana Kills Them AllFilmScreenplay, Story
- 1970Awkward HandsFilmScreenplay, Story
- 1970Three Supermen in the JungleFilmScreenplay
- 1969Shadow of DeathFilmScreenplay
- 1969Las LeandrasFilmScreenplay
- 1969Tarzan in the Golden GrottoFilmStory
- 1968Long PlayFilmWriter
- 1968The Narco MenFilmStory