Trailer
Cast
Knox Manning
Narrator (voice)
Nick Stuart
Cress
William Fawcett
Dr. Rolph [Chs. 4-7]
Frank Ellis
Hendrickson [Chs. 1-2, 4, 8-9]
Marshall Bradford
Malcolm Smith [Ch. 10]
Charles Horvath
Otto Helger [Chs. 12-13]
Kirk Alyn
Blackhawk
Carol Forman
Laska
Don C. Harvey
Olaf
Frank Gerstle
Dawson [Chs. 7-8]
John Crawford
Chuck
Zon Murray
Bork
Rory Mallinson
Hodge [Chs. 11-14]
Michael Fox
Mr. Case
Rick Vallin
Stan / Boris
Marshall Reed
Aller
Pierce Lyden
Dyke