Watch Satan's Slave (1976) (1976) HD Full Movie Free on solarmovie.do. Watch Satan's Slave (1976) (1976) online free. A woman traveling with her parents to her uncle's house crash near his house. Her parents die but sh...A woman traveling with her parents to her uncle's house crash near his house. Her parents die but she survives. She stays with her uncle, but it becomes clear that he and his son are planning something sinister for her.