On the eve of her seventeenth birthday, Mari Collingwood (Sandra Peabody) tells her parents that she is going to the concert of underground band Bloodlust in New York with her friend Phyllis Stone (Lucy Grantham). She borrows the family's car and heads with her friend to a dangerous neighborhood in the city. Meanwhile, the sadistic and cruel escapees Krug Stillo (David Hess - Swamp Thing [1982]) and Fred 'Weasel' Podowski (Fred J. Lincoln) are hidden in a hideout with their partners Sadie (Jeramie Rain) and Krug's addicted son Junior Stillo (Marc Sheffler) after killing two guards and one shepherd in their runaway. The two girls seek marijuana near the theater and meet Junior that offers some Colombian grass to them. They go to his apartment and are subdued by the criminals that rape Phyllis. On the next morning, they hide the girls in the trunk of their convertible and head to Canada. However, they have a problem with the car's rod and they stop on the road close to Mari's house. When Phyllis tries to escape, the gang stabs her to death and shots Mari after...
The Last House on the Left is a 1972 American exploitation horror film written, edited, and directed by Wes Craven and produced by Sean S. Cunningham. The story is inspired by the 1960 Swedish film The Virgin Spring, directed by Ingmar Bergman, which in turn is based on a Swedish ballad - "Töres döttrar i Wänge".