Bruce Scott
Mary Scanlon
Pat Scanlon
G- Man Hal Marvin
'Skeets' Scanlon
'Rip' Dawson
Henchman Pug O'Toole
Ken - a Boy Scout
Turk Mortensen
Henchman Hurst
Doc
Hermie - a Boy Scout
Leeka
Lokola -Indian Tribe High Priest
Scoutmaster Hale [Ch. 1]
Boy Scout
G-Man Blaine [Chs. 11-12]
G-Man Ed Billings [Chs. 1-2]
G-Man Jim Carson [Chs. 11-12]
Henchman Slade
Rip's Gang Member
Indian
Boy Scout
Indian Boy
Boy Scout
Joe, Message Rider
Franklin D. Roosevelt (archive footage)
Runaway Surrey Driver
Joe - Truck Driver-Henchman