Bomba and the Jungle Girl (1952)

Bomba decides he wants to know more about his parents and sets out to find out what happened to them. He learns they were in contact with a tribe that he knows little about but the tribal chief and his daughter are evasive and clearly hiding something. One of the tribesman befriends him however and tells him that the current chief is not the hereditary leader of the tribe and was behind the death of Bomba's parents. They set out to find their graves.