Reefer Madness (1936) (a.k.a. Tell Your Children) in this classic cautionary tale parents are lectured about the dangers of their children using marijuana and what happened to once-innocent kids became addicted to the drug. 68 Minutes Sex Madness (1938) This sex exploitation film includes wild parties, sex out of wedlock, lesbianism, etc. After going to a "casting couch", a chorus girl contracts syphilis. The film then focuses on the effects this lifestyle and disease have on her marriage. 52 Minutes.