Stranger in Our House (1979)

Summer of Fear (1978)

A well-to-do family of five takes in cousin Julia, whose parents recently perished in a car crash. While the rest of the family and those around them are completely charmed by Julia, teenaged daughter Rachel comes to suspect that her cousin has an ulterior agenda – one that possibly includes witchcraft.
Wes Craven
Linda Blair, Lee Purcell, Jeremy Slate, Fran Drescher, Jeff McCracken, Jeff East, Carol Lawrence, Macdonald Carey, James Jarnigan, Kerry Arquette, Sierra Pecheur, Billy Beck, Patricia Wilson, Frederick Rule, Helena Mäkelä, Nicole Keller, John Steadman, Gwil Richards, Kim Wells, Beatrice Manley
tt0078330