A hypnotherapist uses a temperamental teenager as a guinea pig for a serum which transforms him into a vicious werewolf.
I Was a Teenage Werewolf is a 1957 American science fiction horror film directed by Gene Fowler Jr., and starring Michael Landon as a troubled teenager, Yvonne Lime, and Whit Bissell. Co-written and produced by cult film producer Herman Cohen, it was one of the most successful films released by American International Pictures (AIP).
