Watch Halloween III: Season of the Witch (1982) full movies online.
Synopsis: An apparent murder-suicide in a hospital emergency room leads to an investigation by the on-call doctor, which reveals a plot by an insane toymaker to kill as many people as possible during Halloween through an ancient Celtic ritual involving a stolen boulder from Stonehenge and Halloween masks.
Director: Tommy Lee Wallace
Writer: Tommy Lee Wallace
Stars: Tom Atkins, Stacey Nelkin, Dan O’Herlihy
Sources: IMDB, Wikipedia