Cast
Milburn Stone
Agent Tom Brant
Dennis Moore
Jack Ryan
Byron Foulger
Prof. Elwood Henderson
Sarah Padden
Aggie
George Lynn
Herman
Lash LaRue
Migsy
Neyle Morrow
Spike
John Eldredge
Walter Stark
Jan Wiley
Janet Lowe
Addison Richards
Gerhard Doenitz / Garret Donahue
Maris Wrixon
Dorothy Newton
Russell Hicks
Police Chief Michael J. O'Brien
Roland Varno
Arnold Hoffman