Watch Reefer Madness (1938) (1936) HD Full Movie Free on SolarMovie. Watch Reefer Madness (1938) (1936) online free. Cautionary tale that features a fictionalized take on marijuana use. A trio of drug dealers lead inn...Cautionary tale that features a fictionalized take on marijuana use. A trio of drug dealers lead innocent teenagers to become addicted to "reefer" cigarettes by holding wild parties with jazz music.