Four Sided Triangle (Limited Collectors Edition) [4K UHD] [UK]

Release Date: 31/3/2025

Hollywood starlet Barbara Payton stars in this gripping sci-fi thriller, two brilliant scientists unlock the secret to duplicating life, only to find their actions have deadly consequences. When they use their invention to clone the woman they both love, a dangerous love triangle ensues. With mind-bending twists and a chilling exploration of human nature, Four Sided Triangle blends classic British sci-fi with psychological suspense, proving that some inventions are best left unexplored. Never before seen on Blu-Ray in the UK, Four Sided Triangle makes its debut as a brand-new Hammer 4K restoration from the original negative film elements.

Special Features and Technical Specs:

• 4K BLU-RAY/BLU-RAY COMBO PACK
• NEW 4K RESTORATION FROM THE ORIGINAL CAMERA NEGATIVE
• NEW commentary with film and media historian Melanie Williams and film researcher and critic Thirza Wakefield
• NEW commentary with actor and film historian Jonathan Rigby, author of English Gothic, and Kevin Lyons, editor of the Encyclopaedia of Fantastic Film and Television website
• I Am Not Ashamed: Film historian Lucy Bolton takes an unvarnished look at Barbara Payton, her body of work and her riches-to-rags story of Hollywood excess in an unenlightened and censorious age
• In the Sticks Sci-Fi!: William Fowler and Vic Pratt, creators/curators of the bfi's ongoing Flipside series, discuss and deconstruct this key example of Hammer's science-horror output
• Things to Come: Film historian and writer Neil Sinyard examines Four Sided Triangle, its stars, direction and problematic sexual politics
• An extensive image gallery, including behind-the-scenes images, alongside tracks from Malcolm Arnold's score.
• Booklet content:
• New article by writer and actor Bruce G. Hallenbeck, examining the making of Four Sided Triangle
• New article by novelist and screenwriter Gavin Collinson, examining the source for this Frankenstein-inspired story and its many adjacent films
• New article by author and film expert Neil Sinyard, comparing the screenplay against noted sci-fi author William F. Temple's source novel
• An archive interview with Len Harris, Hammer's stalwart camera operator and a key presence at Hammer for over a decade
• A new in-depth examination of the attempts at remaking Four Sided Triangle in the 1990s (including reproduction production paperwork from the Hammer archive)
• Reproductions of the UK and US Pressbooks
• A double-sided poster
• A rigid box featuring brand new artwork by UK illustrator Tommy Pocket
• An extensive booklet containing new essays and reproduced material from the Hammer archives
• Facsimile reproductions of the UK and US pressbooks and a double-sided poster
• Optional English, French, Italian, Spanish, German subtitles on each version of the film