Warren Ashe

as Garden Party Guest (uncredited)

as John Lampau, alias John Jani

as Whitney Burke

as Agent Burton

as Col. Morton (uncredited)

as Harry March

as Sidney Shannon

as U.S. Sailor (uncredited)

as Lt. Bert Marton

as Dick Bennet (uncredited)

as Charles Hardy

as Orderly (uncredited)

as R. C. Bradford

as G-Man (uncredited)

as Capt. Fleming (uncredited)

as John Ward

as Bill Warren

as 1st Examiner

as Bill Dorgan

as Officious Doctor

as Charlie (uncredited)

as Lt. Brackett

as Johnson, Reporter

as Jay

as Joe Miller