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