films American independent films American serial killer films Biographical films about serial killers Crime films based on actual events Crime horror films Cultural depictions of Charles Manson 1990s English-language films Films about hallucinogens Films set in the 1960s Films set in the 1970s Films set in the 1990s Films shot in Ohio Horror films based on actual events Rediscovered American films American exploitation films American splatter films 1990s American films