How many movies have Fred Pinero and William Grefé collaborated on?

They have worked on 2 movies together! Their first movie together was The Devil's Sisters (1966) and was their highest rated movie together. They have not worked together since Death Curse of Tartu (1966).

Role
Ed Tison (as Fred Piñero)
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Director
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Role
Antonio Sanchez
Crew
Director
Crew
Screenplay