Jeff Kirkendall
— Dr. Masterson
Titus Himmelberger
— Lance
Natalie Himmelberger
— Sheila (as Natalie Hallead)
Noyes J. Lawton
— Jenson
James Carolus
— Dr. James Lockwood
Steve Diasparra
— Dr. Knobb
Tim Hatch
— Sherpa
Jamie Morgan
— Megan
Nicholas Olson
— Running Away Scientist
Marty Becke
— The Creature
Christopher Beacom
— Monk
Mark Polonia
— Doctor (uncredited)