Lead steward
Kenneth Harlan was an American screen and stage actor, his film career spanning the years 1917 to 1943. During the Silent era he was a romantic leading man.
Lead steward
Jim Thorne
Editor Keenan
Stephen Martin
Dr. Wilmot Allen
Tom Palmer
Agent Brown
Cpl. Bob Fitzgerald
Phineas T. Flagg
Bob Jones
Jim Adams
Allen Spencer
Allen Carver
David Rogers
Hugh Kildair / Gilbert Kildair
Actor (uncredited)
Howard Murray
Captain Breen
Prentice Tiller
FBI Chief Clive Anderson [Chs. 13-15]
(uncredited)
John Graham
Ship's Officer (uncredited)
Leading man
John Harper
Roger 'Angel' Carroll
Peter Milnor
G-Man
Bigelow
McBride
Gas Works Policeman
Borman
[scenes deleted]
Carter Snowden
Mr. Richards
First Warden
Mr. Remington
First Officer
Roger Strong
John Hampton, Indian Agent
Frank Billings
Clay Conning
Peter Van Horne
Dick Frothingham
Mr. Bright
Mr. Andrews
Donald Wales
Angry Businessman
Bowman
Reporter at Wade's Lab
General Terry
Laundry Owner
Man at New York Airport
Capt. Hank MacFarland
Miller
Rufus Asher
Bob Randall
Tom Wilson
Capt. Lathrop
William Stevens
John Marsh
Major Taylor
Dalton Stull
Captain
Stan - Star Advertising Manager (uncredited)
Charles Roberts (uncredited)
Jim Davis
George Fowler
Ludlow
Tim Regan
Matt Peasley
Mark Kenyon
Caldwell
Blake
Chas. Higgins
Captain Sneed
Marshal Bill Graves
Chuck Lightfoot
Jerry Connell (uncredited)
Police Lt. Cosgrove
Dyer, Factory Gate Guard (uncredited)
The Virginian
Hotel Manager (uncredited)
Judson Forrest
Flight Dispatcher
Elmer Ross
Spencer, Trader
Territorial Commissioner
Sheriff Hackett
Banker Carruthers
George "Mack" McColl
Clarence Brooks
(uncredited)
Horace Gray
Harry Brent
Capt. Holding [Ch. 1]
Duncan Van Norman
David Graham
White Man
Police Lt. Jim Brady
David Kent
David Lacy
Philip Marvin
Billy Laidlaw
1st Detective
'Chick'
Real G-Man
Marvin Spencer
Police Surgeon
Eddie
Billy Ravensworth
Phillip Smith
Preston Winfield
Joe Blondin / Pierrot
Wallace Foster
Steele Valiant
Milt Mulford Jr
Alan Randolph
Dr. Harmon
John Warren
Jim Bradley
Colin Arnold
Varsity Football Coach
Danny O'Rourke
Ross Cavanagh
Department of Commerce Inspector
FBI Chief Colton
Craig Spaulding
Douglas Seward
Bill / Jack Mason
Frank Harris
Mr. John Trumbell - Juror #3
Detective Dunlap
Robert Belmar
Cutler
John Doe Smith
Fingerprint Division Lieutenant (uncredited)
John Rand
Sergeant Lee
Smooth Adair
Sammy Klein
Himself
Eddie Mohr
Jedson
Bill Billings
Barry Weston