Jackie Cooper

Character: Bruce Scott

Vondell Darr

Character: Mary Scanlon

Edwin Stanley

Character: Pat Scanlon

William Ruhl

Character: G- Man Hal Marvin

Bill Cody Jr.

Character: 'Skeets' Scanlon

David Durand

Character: 'Rip' Dawson

Ralph Dunn

Character: Henchman Pug O'Toole

Frank Coghlan Jr.

Character: Ken - a Boy Scout

Ivan Miller

Character: Turk Mortensen

Victor Adams

Character: Henchman Hurst

Jason Robards Sr.

Character: Doc

Sidney Miller

Character: Hermie - a Boy Scout

Dick Botiller

Character: Leeka

George Regas

Character: Lokola -Indian Tribe High Priest

Jack Mulhall

Character: Scoutmaster Hale [Ch. 1]

Edwin Brian

Character: Boy Scout

Sam Bernard

Character: G-Man Blaine [Chs. 11-12]

Emmett Vogan

Character: G-Man Ed Billings [Chs. 1-2]

Lee Phelps

Character: G-Man Jim Carson [Chs. 11-12]

Ed Brady

Character: Henchman Slade

Bill Cartledge

Character: Rip's Gang Member

Iron Eyes Cody

Character: Indian

Jim Hussey

Character: Boy Scout

Lucien Maxell

Character: Indian Boy

David McKim

Character: Boy Scout

Eddie Parker

Character: Joe, Message Rider

Franklin D. Roosevelt

Character: Franklin D. Roosevelt (archive footage)

Tom Steele

Character: Runaway Surrey Driver

Max Wagner

Character: Joe - Truck Driver-Henchman