Kenneth Harlan
(Captain Harry Drake)
Lucile Browne
(Bonnie Adams)
Walter Miller
(Ben Arnold)
Beulah Hutton
(Aileen Calindos)
Tom Ricketts
(Professor Gerald Adams)
William L. Thorne
(Bull Black)
Andy Devine
(Briney)
George Regas
(Lascara)
Everett Brown
(Cebu)
Jack Leonard
(Ape)
George Magrill
(Henchman)