Wallace Evennett
Smith, Bowler-hat HenchmanMonti DeLyle
Pierre, Knife-throwing HenchmanArthur Finn
Mac, Newspaper EditorArthur Gomez
Baron von Kleisch, DelegateEvan John
Dr. MarshReynes Barton
Conference PresidentTerence O'Brien
Secret Agent FearnsDennis Val Norton
Vronsky, Peters' AideBilly Bray
BanksSydney King
Graham StevensVictor Tandy
Groves