Warren Ashe

Garden Party Guest (uncredited)

John Lampau, alias John Jani

Whitney Burke

Agent Burton

Harry March

Col. Morton (uncredited)

Lt. Bert Marton

Dick Bennet (uncredited)

U.S. Sailor (uncredited)

Sidney Shannon

John Ward

Charles Hardy

1st Examiner

Orderly (uncredited)

Bill Warren

Capt. Fleming (uncredited)

G-Man (uncredited)

R. C. Bradford

Officious Doctor

Bill Dorgan

Charlie (uncredited)

Lt. Brackett

Jay

Johnson, Reporter

Joe Miller