The Children (1980)
Director: Max Kalmanowicz
Runtime: 93 min.
Sheriff Billy Hart (Gil Rogers) searches for a missing school bus full of children. When he finds the bus, he learns that it was exposed to radiation following a nuclear power plant leak and the children have become deadly little zombies!
Trivia: Martin Shakar (John Freemont) played John Travolta's older brother in the film Saturday Night Fever.