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