H.B. Warner
Prof. Dangerfield
Louise Fazenda
Mrs. Fleming
Jacqueline Logan
Irene
Henry B. Walthall
Capt. Rhodes - Yacht Commander
Claude Gillingwater
James Rutherford - Expedition Leader
John Miljan
Dr. Milo
Adventure
Action
Crime
Stark Mad
An expedition sets out through the jungle to find a missing explorer, but stumbles upon an ancient Mayan temple that houses a giant ape.
