as Bill Warren
as Capt. Fleming (uncredited)
as Lt. Bert Marton
as Officious Doctor
as R. C. Bradford
as Joe Miller
as Bill Dorgan
as Harry March
as G-Man (uncredited)
as Lt. Brackett
as Johnson, Reporter
as Garden Party Guest (uncredited)
as Col. Morton (uncredited)
as John Lampau, alias John Jani
as Whitney Burke
as Charles Hardy
as 1st Examiner
as U.S. Sailor (uncredited)
as Sidney Shannon
as Orderly (uncredited)
as Dick Bennet (uncredited)
as Jay
as John Ward
as Charlie (uncredited)
as Agent Burton
