Altered States opens in limited release in the U.S. in 1980. Ken Russell’s psychological body horror movie features the film debuts of William Hurt and Drew Barrymore and is based on Paddy Chayefsky’s novel about a professor researching sensory deprivation and psychoactive drugs. The film is a critical and box office success.

This Day in Halloween: Ken Russell’s psychological body horror movie "Altered States" opens in limited release in the U.S. in 1980. / Illustration by Julian Turonis

