In Before The Reefer Madness Memes
(it was an exploitation film made outside of the Hollywood studio system to rake in bucks showing the kind of sinning that Hollywood couldn’t under the Hayes Code)
Mau Mau Sex Sex Official Movie Trailer
https://www.youtube.com/watch?v=2oe7OWLhMgc
Dwain Esper: The King of the Celluloid Gypsies
https://www.youtube.com/watch?v=2wMTPyTji60
Back in 1968, there was released two OLD exploitation films shown at drive in movie theaters.
MOM AND DAD(1945) and explicit film about sexual diseases.
http://www.imdb.com/title/tt0040603/?ref_=fn_al_tt_2
and
SHE SHOULDA SAID NO!(1949 title WILD WEED) about marijuana.
http://www.imdb.com/title/tt0041865/?ref_=fn_al_tt_1
Yet all everyone remembers is REEFER MADNESS.