Director
William Nigh
DIRECTOR
Stars (in credits order)
Noah Beery
Capt. John Holling
Astrid Allwyn
Lila Kane
Edwin Maxwell
Major Pope
Gustav von Seyffertitz
Inspector Von Kessling
Ralph Lewis
Prof. Grimson
Cornelius Keefe
First Officer Cliff Rogers
Zeffie Tilbury
Granny Plimpton
Boothe Howard
Capt. Downey
Howard Hickman
Dr. Howard
Jerry Stewart
Edgar Morton
George 'Gabby' Hayes
Joe, the watchman
George Cleveland
Simms the Steward
John M. Sullivan
Watson
Raymond Brown
Spy Chiefuncredited
Gordon De Main
Cmdr. Brysonuncredited
Olaf Hytten
Grimson's Aideuncredited
George Nash
Waiteruncredited
Harry Schultz
Aideuncredited
Slim Whitaker
Crewmanuncredited