X The Unknown (Limited Collectors Edition) [4K UHD] [UK] Tim Curry High Upon High - Behind

High Upon High - Behind the scenes with Andy Long Nguyen & Side-by-Side

Shatter has been painstakingly restored by Hammer in 4K from the original film negatives

PAUL BRAMHALL AND DAVID EAST

Last Summer has been meticulously restored and reconstructed especially for this Warner Archive Blu-ray presentation

praised for its uncompromising approach to gore and shock storytelling

X The Unknown (Limited Collectors Edition) [4K UHD] [UK] Tim Curry High Upon High - BehindRelease Date: 13 7 2026 2026 marks the 70th anniversary of this suspenseful science horror classic from legendary writer Jimmy Sangster. Often considered an unofficial part of the Quatermass franchise, the film makes its debut on Blu ray and 4K UHD the latest to be restored by the teams at Hammer and Silver Salt Restoration. When a soldier dies from apparent radiation poisoning, the Atomic Energy Commission sends scientist Dr. Royston (Oscar winner