Guillermo Callahan

Born: None


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1974: The Possession of Altair

as Callahan
Released: 2018-06-01

A newlywed couple disappeared in 1974, their 8mm tapes reveal one of the most horrifying events...

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The Man of the Gerberas

as uncredited
Released: 2013-08-21

After purging a prison sentence, Rodrigo returns to the neighborhood where he grew up to try to...

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