John Sutton
— The Amazon Trader
Zygmunt Sulistrowski
— Fairing
Yves Manciet
— Laban
Anthony Ryan
— Explorer
Maitland Stewart
— Mr. Dollson
Guido Wolff
— Fat Man
Therezena Prates de Costa
— Mrs. Dollson
Janet Alberquerque
— Wife
William Kerwin
— Husband
Agostinho Liebst
— Missionary
Maria Fernanda
— Ex-Wife (Uncredited)