Sammy Klein
Gas Works Policeman
Eddie Mohr
Jedson
John Hampton, Indian Agent
Territorial Commissioner
Borman
First Warden
Cutler
Fingerprint Division Lieutenant (uncredited)
George "Mack" McColl
Police Lt. Jim Brady
Mark Kenyon
Captain Sneed
Editor Keenan
Flight Dispatcher
FBI Chief Colton
Capt. Holding [Ch. 1]
Police Lt. Cosgrove
Sheriff Hackett
Detective Dunlap
Banker Carruthers
Tom Wilson
Jim Adams
Frank Billings
Ship's Officer (uncredited)
Captain
Capt. Lathrop
Dyer, Factory Gate Guard
Dalton Stull
Ludlow
Jerry Connell (uncredited)
Blake
Charles Roberts (uncredited)
Miller
Chas. Higgins
FBI Chief Clive Anderson [Chs. 13-15]
Bob Randall
General Terry
Stan - Star Advertising Manager (uncredited)
Reporter at Wade's Lab
Man at New York Airport
Mr. John Trumbell - Juror #3
John Marsh
Varsity Football Coach
Smooth Adair
Allen Spencer
Angry Businessman
Laundry Owner
Caldwell
McBride
John Harper
Mr. Richards
Elmer Ross
Mr. Remington
Marvin Spencer
First Officer
Bigelow
Spencer, Trader
[scenes deleted]
Carter Snowden
Captain Breen
Roger 'Angel' Carroll
Mr. Bright
Hotel Manager (uncredited)
Major Taylor
(uncredited)
Phineas T. Flagg
Eddie, Sugar Daddy
Real G-Man
William Stevens
1st Detective
Lead steward
Police Surgeon
Mr. Andrews
Peter Milnor
Department of Commerce Inspector
'Chick'
Stephen Martin
Marshal Bill Graves
Leading man
Jim Davis
Matt Peasley
Clay Conning
Jim Thorne
Bill / Jack Mason
Tim Regan
Sergeant Lee
Tom Palmer
Himself
Peter Van Horne
Chuck Lightfoot
John Doe Smith
Milt Mulford Jr
David Lacy
Ross Cavanagh
Colin Arnold
Billy Laidlaw
(uncredited)
White Man
Craig Spaulding
David Kent
Hugh Kildair / Gilbert Kildair
Philip Marvin
Danny O'Rourke
The Virginian
Robert Belmar
Duncan Van Norman
David Graham
Allen Carver
Wallace Foster
Cpl. Bob Fitzgerald
Donald Wales
Bob Jones
Jim Bradley
Roger Strong
Dr. Harmon
Clarence Brooks
Dr. Wilmot Allen
John Graham
Howard Murray
Dick Frothingham
Joe Blondin / Pierrot
Prentice Tiller
Douglas Seward
Frank Harris
Steele Valiant
Phillip Smith
John Rand
Preston Winfield
George Fowler
Horace Gray
Harry Brent