Stephen Biro

Stephen Biro is an American film producer, director, and writer, renowned as the president and founder of Unearthed Films, a distribution company specializing in horror and extreme cinema. Under his leadership, Unearthed Films introduced the controversial Japanese Guinea Pig series to North American audiences. Biro directed and wrote entries in the American Guinea Pig series, including Bouquet of Guts and Gore (2014) and The Song of Solomon (2017). He is also an author, with works like Hellucination, a memoir exploring his spiritual journey influenced by hallucinogens.

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  Philosophy of a Knife

  Producer

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  The Profane Exhibit

  Post Production Supervisor

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  Diary of a Deadbeat: The Story of Jim VanBebber

  Himself

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  A Serbian Documentary

  Producer

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  American Guinea Pig: Slaughter of the Swine

  Director

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  American Guinea Pig: Bouquet of Guts and Gore

  Director

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  Clownado

  Thanks

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  American Guinea Pig: Bloodshock

  Writer

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  American Guinea Pig: The Song of Solomon

  Director

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  Texas Carlos Massacre

  Self

• 2025American Guinea Pig: Slaughter of the SwineDirector
• 2025A Serbian DocumentaryProducer
• 2023ClownadoThanks
• 2021Let's Stop at the MorgueSound
• 2021Texas Carlos MassacreSelf
• 2021Not for the Faint of HeartHimself
• 2019Beneath the Black VeilOriginal Story
• 2019Beyond Horror: The History and Sub-Culture of Red FilmsSelf
• 2017American Guinea Pig: The Song of SolomonDirector
• 2015American Guinea Pig: BloodshockWriter
• 2015Diary of a Deadbeat: The Story of Jim VanBebberHimself
• 2015American Guinea Pig: Bouquet of Guts and GoreDirector
• 2014Bubba the Redneck WerewolfWriter
• 2013Gator GreenSteve Buckner
• 2013The Profane ExhibitPost Production Supervisor
• 2009BrainjackedDwight
• 2008Philosophy of a KnifeProducer
• 1988Guinea Pig: Slaughter SpecialDirector