A nerdy high school super whiz experiments with a chemical which will transform his guinea pig "Mr. Mumps" from a gentle pet into a ravenous monster. In a fit of rage against his tormentors at the high school, Vernon Potts goes on a killing spree, eliminating all of those who ever picked on him - the Gym Coach, the School Jock, The Creepy Janitor & his hated teacher, Ms. Grindstaff.

Pat Cardi
as Vernon Potts

Austin Stoker
as Lieutenant Bozeman

Rosie Holotik
as Robin Jones

John Niland
as Coach McCall

Joye Hash
as Miss Grindstaff

Jeff Alexander
as Mr. Griggs

Mike McHenry
as Roger Davis

Joe Greene
as Coach's Buddy / Policeman

Nick Felix
as Mr. Henshaw

Michelle Falerne
as Girl-Student
Wuchak
**_Teen Dr. Jekyll and Mr. Hyde at an American high school_** A bullied science whiz at a high school in the Dallas area (Pat Cardi) develops a potion that darkly empowers him to get back at those who abuse him. "Horror High" (1974) is also known as “Twisted Brain” and written by the writer of...