A letter from Jane, who is nursing British troops, asks Tarzan's help in obtaining a malaria serum extractable from jungle plants. Tarzan and Boy set out across the desert looking for the plants. Along the way they befriend a stranded American lady magician.

Top Cast

Johnny WeissmüllerTarzan

Nancy KellyConnie Bryce

Johnny SheffieldBoy

Otto KrugerPaul Hendrix

Joe SawyerKarl Straeder

Lloyd CorriganSheik Abdul El Khim

Robert LoweryPrince Selim

Frank PugliaMagistrate