When Ed Neilson's entire family is viciously murdered, he pleads with retired CIA operative Duke Smith (Robert Conrad) to investigate. He refuses, but relents after Neilson too meets an explosive death. Deception, international intrigue and a ruthless "syndicate of businessmen" intent on raping a South Pacific Islands nation of its resources keep the pace fast.

An American cavalry brigade is sent to occupy a small Filipino village in 1902 and quell guerilla resistance in the surrounding jungle. Working with the people to build roads, schools, and bridges, they prove that the most important thing an army can have is "good will and integrity."

A corrupt General plans on smuggling one million US dollars out of the Banana Republic he dominates. Local revolutionaries plan on stealing the cash but are thwarted when a bandit leader they are working with double crosses them. A tough cop and her boyfriend help two of the female revolutionaries escape from prison hoping that they will lead them to the cash, which they plan on keeping for themselves.

A kidnapped diver is taken to an island inhabited by a mad scientist and his half-animal, half-human creations.

A mad scientist creates a monster, but after its head is cut off, he keeps it alive in a serum he has invented.

A man who loves to travel, travels to an island where a mad doctor is creating zombies.

Americans investigating the results of nuclear radiation discover a man-eating monster on a remote island.