Lynn Stevens
— Susie Bollinger
Jamie Gillis
— Dr. Alan Bannister
Heather Young
— Alice Randall / Eva Crimmins
Eric Edwards
— John Bollinger
Shaun Costello
— Martin Randall
Robert Kerman
— The Cruel Doctor
Marlene Willoughby
— Matron MacNamara
Roger Caine
— The Attendant
Erica Havens
— Dr. Miriam Albright
Lisa Heyman
— Brenda (uncredited)
Lisa Marks
— Nurse Oglivie (uncredited)
David Morris
— Robert (uncredited)