On screen
Cast
15 credited performers
Artwork unavailable
Jerry Walter
Malakai
Artwork unavailable
Dan Caldwell
Prof. Seabrook
Barrie Youngfellow
Cindy
Artwork unavailable
John Cochran
Scotty
Artwork unavailable
Ray K. Goman
B.B.
Hy Pyke
Harris
Artwork unavailable
Mark Anger
'The Avenger'
Artwork unavailable
Justin Bishop
Dr. Unworth
Artwork unavailable
Drew Eshelman
Arlington
Morgan Upton
George Wilson
Stan Ritchie
Marsdon
Artwork unavailable
Yvonne Young
Barbara
Kerwin Mathews
Prince Zaroff
Artwork unavailable
Charles Murphy
Flannery
Kathleen Quinlan
Character not listed