Olga's Girls 1964 ( 4.538)

Ruthless narcotics dealer and white slavery ring leader Olga keeps her harem of girls in line by hooking them on addictive drugs. Olga suspects an informant in their midst and uses various brutal methods of torture to weed out the squealer. Meanwhile, several of Olga's girls plot their revenge against Olga for her continual sadistic treatment of them.