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Beyond The Door > Credits and Details
Directed by
Ovidio G. Assonitis Ovidio G. Assonitis ... as O. Hellman
Roberto D'Ettorre Piazzoli Roberto D'Ettorre Piazzoli ... as R. Barrett
Written by
Ovidio G. Assonitis Ovidio G. Assonitis ... story / screenplay
Antonio Troiso Antonio Troiso ... story / screenplay
Roberto D'Ettorre Piazzoli Roberto D'Ettorre Piazzoli ... screenplay
Giorgio Marini Giorgio Marini ... collaborating writer
Aldo Crudo Aldo Crudo ... collaborating writer
Alex Rebar Alex Rebar ... collaborating writer
Christopher Cruise Christopher Cruise ... collaborating writer
Sonia Molteni Sonia Molteni  
Cast
Juliet Mills Juliet Mills ... Jessica Barrett
Gabriele Lavia Gabriele Lavia ... Robert Barrett
Richard Johnson Richard Johnson ... Dimitri
Nino Segurini Nino Segurini ... Dr. George Staton
Elizabeth Turner Elizabeth Turner ... Barbara Staton (as Elisabeth Turner)
Barbara Fiorini Barbara Fiorini ... Gail Barrett
Carla Mancini Carla Mancini ... (credit only)
David Colin Jr. David Colin Jr. ... Ken Barrett
Vittorio Fanfoni Vittorio Fanfoni ... Mr. Francis
Gino Marturano Gino Marturano ... (as Luigi Marturano)
Uncredited Cast
Joan Acti Joan Acti  
Robert Booth Robert Booth ... Voice of Demon / Narrator
George Montage George Montage ... Dr. George Staton
Edmund Purdom Edmund Purdom ... Devil
Elizabeth Wieseman Elizabeth Wieseman ... Girl at party
Produced by
Ovidio G. Assonitis Ovidio G. Assonitis ... producer
Enzo Doria Enzo Doria ... producer
Edward L. Montoro Edward L. Montoro ... producer
Original Music by
Franco Micalizzi Franco Micalizzi  
Special Effects by
Donn Davison Donn Davison ... special effects
Wally Gentleman Wally Gentleman ... special effects
Stunts
Gino Marturano Gino Marturano ... stunt performer
Additional Info
Premiere: November 21, 1974
Theatrical Release: July 31, 1975
DVD Release: September 16, 2008
Blu-ray Release: April 07, 2020
Country: Italy
Distributor: Arrow Films
Websites: IMDb Wikipedia
Ratings
IMDb

4.8 / 10
Alternate Titles
> Chi Sei?
> The Devil Within Her
> Who Are You?
Production Companies
A Erre Cinematografica (1974) (copyright holder)
Montoro Productions Ltd.
Distributors
Film Ventures International (FVI)
  (1975) (United States) (dubbed) (theatrical)
Home Box Office (HBO)
  (1975) (United States) (dubbed) (TV)
CBS
  (1979) (United States) (TV)
Media Home Entertainment
  (1982) (United States) (VHS)
Video Treasures
  (1989) (United States) (VHS)
Sinister Cinema
  (1999) (United States) (VHS)
Code Red DVD
  (2008) (United States) (DVD)
Digital Media Rights
  (2011) (United States)
Nostalgia Family Video
  (2015) (United States) (DVD)
Code Red DVD
  (2017) (World-wide) (Blu-ray)
Arrow Video
  (2020) (United States) (Blu-ray)
Cinefear
  (United States) (VHS)
Filming Locations
Incir De Paolis Studios, Rome, Lazio, Italy
  (interiors)
San Francisco, California, USA
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