Beyond the Darkness (1979)
Buio Omega (aka The Final Darkness, Beyond the Darkness, Buried Alive and Dark Holocaust) is a 1979 Italian horror/exploitation film directed by Joe D'Amato. This film remains controversial in many countries today, notably Australia, where it has been banned since 1992 due to very high impact violence throughout. Buio Omega remains banned in several other countries to this day.
More at Wikipedia.