Popular high school senior Virginia Wainwright (Melissa Sue Anderson) survives a freak accident, but suffers from memory loss and traumatic blackouts. As she attempts to resume a normal life, something terrible is happening - her friends are being ruthlessly murdered one by one. But will she be the next victim or is she the killer?
Director J Lee Thompson's classic shocker was made during the period before the horror genre drenched itself in irony and self-reflexivity, and instead revels in the effective staging of the terrifying set-pieces which drive it towards its climax. "

Extras:

• HD restoration
• Original mono audio
• Alternative 5.1 surround sound track
• Alternative score: experience the film with the controversial re-scored electronic music soundtrack, as used on the 2004 home video re-release
• Audio commentary by The Hysteria Continues team: Justin Kerswell (author of Teenage Wasteland: The Slasher Movie Uncut) Joseph Henson, Erik Threlfall and Nathan Johnson
• Image gallery: on-set and promotional material
• Original trailer and TV spots
• New and improved English subtitles for the deaf and hard-of-hearin