Obsessed with the origins of human consciousness, scientist Edward Jessup delves into sensory deprivation and psychedelic experiments to unlock primal states of being. But as he pushes the boundaries of the mind, his body begins to regress in terrifying, evolutionary ways. Directed by Ken Russell and based on the novel by Paddy Chayefsky, Altered States is a trippy, cerebral blend of science fiction and body horror. Visually hallucinogenic and philosophically dense, the film explores identity, transcendence, and the chaos lurking within human evolution. With intense performancesÑparticularly from William Hurt in his film debutÑand groundbreaking special effects, it's a cult classic that dares to ask: what happens when the mind breaks free of the body?

4K UHD + BLU-RAY SPECIAL EDITION FEATURES

¥ New 4K digital restoration, with 2.0 surround DTS-HD Master Audio soundtrack

¥ Alternate 5.1 surround DTS-HD Master Audio soundtrack

¥ One 4K UHD disc of the film presented in Dolby Vision HDR and one Blu-ray with the film and special features

¥ New audio commentary featuring film historian Samm Deighan

¥ Archival interviews with director Ken Russell and actor William Hurt

¥ New interview with special-visual-effects designer Bran Ferren

¥ Trailer

¥ English subtitles for the deaf and hard of hearing

¥ PLUS: An essay by film critic Jessica Kiang
New cover by Richey Beckett