Jason Frankenstein
Penny
Paula
John Ashley / The Creature
Randolph Strock
The Older Creature / Schenck
Kevin Winsted
Barb
Hugh Frankenstein
Jason Frankenstein (young)
Phil Thurman
Roger Frankenstein
Gary Clarke
The Boy
Cassie
Donna Anders
Candace
Dr. David L. Hewitt
Dr. Louis Severin
Regina Carrol (as Amy Freinberg)
Dr. Sam Crawford
James L. Conway
Sage Cobretti
Dana
Shauna
W.L. Wilder
J. Warren
R.D. Steckler
Rosie
Man in Woods
Woman in Woods
Patrolman Rivero
Patrolman Cass
Robert
Robert's Older Daughter
Robert's Younger Daughter
Miss Mills
Mr. Clarke
Mrs. Clarke
Diane Frankenstein
Boy on Field Trip
Girl on Field Trip
Randolph's Sister
Randolph's Niece
Girl at Sleepover
Junkie
Penny's Friend
Miner
Injured Miner
Restaurant Bartender
Waitress
Man at Restaurant Bar
Woman at Restaurant Bar
Bartender
Man at Bar
Partygoer
Truck Driver