United States Marine Corps Captain "Happy" Smith and Gunnery Sergeant Wilmer lead a squadron of Marines in a search of a party of American tourists lost in a Central America banana republic jungle.
Monte Blue
Happy Smith
Guinn 'Big Boy' Williams
Gunnery Sgt. Wilmer (as Guinn Williams)
Gladys Brockwell
Mary Dyer
Ethlyne Clair
Innocencia
Lionel Belmore
SeƱor Carroles
Henry B. Walthall
Buffalo Bill Ryan