Wacko (1982)

Thirteen years after the "Lawnmower Killer" killed her sister, high school student Mary Graves and obsessed detective Dick Harbinger are on the lookout for the killer to reappear during the annual Halloween Pumpkin Prom.

Directed by: Greydon Clark

Starring: Joe Don Baker, Stella Stevens, George Kennedy, Julia Duffy, Scott McGinnis, Elizabeth Daily

Links: IMDb, Movie posters, Movie stills