Ms. Snowden is the heir to the family fortune. But she must stay on the island otherwise her relatives will inherit. Captain Caveman and the Teen Angels are called to investigate when the relatives start to disappear.
Captain Caveman and the Teen Angels travel back in time. Cavey's father is the chief of the tribe. His position is threatened by the Mellog, an evil creature. Cavey and the Teen Angels investigate when Mellog' statue comes to life.
On the way to a Chinese New Year festival, Captain Caveman and the Teen Angels save a truck driver working for a fortune cookie factory. His boss Mr. Chin, has been having problems since a masked criminal Dragonhead showed up.
Captain Caveman and the Teen Angels are on a cruise on a riverboat on the Mississippi River. Meanwhile some nuclear material disappears in the river. Captain Caveman and the Teen Angels discover a river creature behind it.
Captain Caveman and the Teen Angels investigate when a car full of silver disappears the same way a munitions car disappeared during the Civil War. Soon they discover that behind the robbery is the legendary Civil War ghost.