amazon jail
 

Young women in the Amazon are kidnapped by a ring of devil-worshipers, who plan to sell them as sex slaves. Some of the women escape, but are pursued into the jungle by their captors. The women must band together to turn the tables on their kidnappers.


http://www.imdb.com/title/tt0088703/

House on Bare Mountain (1962)
 

The Wolfman, Dracula and Frankenstein spy on a girls' school in the mountains, where most of the girls spend their time sunbathing in the nude, nude exercises and nude art classes. The monsters finally invade the school...

http://www.imdb.com/title/tt0056083/

Sweet 16 (1983)
 

A beautiful lonely girl named Melissa tries to make new friends from a town she's currently living in...

http://www.imdb.com/title/tt0083146/

Greta - Haus ohne Männer (1977)
 

Ilsa, now a vicious warden, runs a mental-hospital for young women.


http://www.imdb.com/title/tt0076112/

Greta - Haus ohne Männer (1977)
 

same film as the last post.

http://www.imdb.com/title/tt0076112/

I corpi presentano tracce di violenza carnale (1973)
 

I corpi presentano tracce di violenza carnale (1973)

Someone is strangling coeds in Perugia. The only clue is that the killer owns a red and black scarf...

http://www.imdb.com/title/tt0069920/

Dværgen (1973)
 

Dværgen (1973)

Olaf and his mother run a boarding house and a white slavery ring. They also smuggle heroin to keep the addict girls happy so they do not try and escape. A young couple move into the house and the evil landlords take a liking to the female.

http://www.imdb.com/title/tt0070696/

the unseen
 

The Unseen (1980)

A trio of Female reporters find themselves staying overnight in a house occupied by a hostile 'being' known only The Unseen.

http://www.imdb.com/title/tt0083261/

Humanoids from the Deep (1980)
 

Humanoids from the Deep (1980)

Scientific experiments backfire and produce horrific mutations: halfman, halffish which terrorize a small fishing village.

http://www.imdb.com/title/tt0080904/

Satan's Slave (1976)
 

Satan's Slave (1976)

A young girl is caught up in a devil cult run by her evil uncle and cousin.

http://www.imdb.com/title/tt0075164/