Three friends out to disprove cannibalism meet two men on the run who tortured and enslaved a cannibal tribe to find emeralds, and now the tribe is out for revenge.

A woman's search for her missing sister leads her to the jungles of New Guinea, where she and an expatriate guide encounter a cult leader and flesh-hungry natives.

A reporter tries to stop the crash of an aircraft after uncovering an airline's plot to save their business by sabotaging Concorde flights and have them decommissioned.