Oliver Reed
Dr. Hal Raglan
Acting
Samantha Eggar
Nola Carveth
Acting
Art Hindle
Frank Carveth
Acting
Henry Beckman
Barton Kelly
Acting
Nuala Fitzgerald
Juliana Kelly
Acting
Cindy Hinds
Candice Carveth
Acting
Susan Hogan
Ruth Mayer
Acting
Gary McKeehan
Mike Trellan
Acting
Michael Magee
Inspector
Acting
Robert A. Silverman
Jan Hartog
Acting
Joseph Shaw
Coroner
Acting
Larry Solway
Lawyer
Acting
Reiner Schwarz
Dr. Birkin
Acting
Felix Silla
Creature
Acting
John Ferguson
Creature
Acting
Nicholas Campbell
Chris
Acting
Mary Swinton
Wendy
Acting
Jerry Kostur
Construction Worker
Acting
Chris Britton
Man in Auditorium
Acting
Elijah Siegler
Samson (uncredited)
Acting