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