William Hall
Capt. Todd Hayden
Acting
Jane Wyman
Elaine Burdette
Acting
Esther Ralston
Jean Bruce (as Jane Carleton)
Acting
Robert Warwick
Col. Burdette
Acting
Leon Ames
Frank Denton
Acting
Ben Alexander
Capt. Don Mayhew
Acting
Don Barclay
Private Timothy O'Reilly
Acting
Egon Brecher
General A. R. Bowen
Acting
Paul Sutton
Charley (Spy-Ring Chauffeur)
Acting
Jack Mulhall
Capt. Tex Randolph
Acting
LeRoy Mason
Paul Douglas
Acting
Harry Woods
Capt. Holden
Acting
Phillip Trent
Capt. Robert Scott
Acting
Lester Dorr
Firing Range Radio Operator (uncredited)
Acting
Pat Gleason
Reporter (uncredited)
Acting
Eddie Gribbon
Sergeant Who Threatens Mayhew (uncredited)
Acting
Harry Harvey
Reporter (uncredited)
Acting
Carlyle Moore Jr.
Cavalry Officer Playing Polo (uncredited)
Acting
Eddie Parker
Reporter (uncredited)
Acting
John Ridgely
Spy Ring Member (uncredited)
Acting
Frances Robinson
Girl at Officer's Club Dinner (uncredited)
Acting
Carl Stockdale
Firing Range Officer (uncredited)
Acting
Glenn Strange
The 'Champ' (uncredited)
Acting
Forrest Taylor
G-2 Sergeant (uncredited)
Acting
Carleton Young
Polo Game Timekeeper (uncredited)
Acting