The crew of the first manned mission to Mars crash land on the surface in search of a clean everlasting power source they believe to be hidden somewhere beneath the ground. However, the crew find themselves in the middle of a civil war between the High Priest of Mars' royal guards and the High Priestess' warriors. The crew is divided with one half deciding to help the High Priest make peace with Earth and the other side with the High Priestess who is secretly plotting to kill her husband and invade Earth.

A terminally ill archaeologist attempts to cure his cancer by retrieving the ancient amulets of the storm god Ba'al.

In 1948, a group of miners finds a gallery full of emeralds in a salt mine in Switzerland, but they are attacked by giant black beetles and only one of them survives. In the present days, the explorer John Palmer is ready to take vacations in Greece with his family when he is contacted and invited by a stranger called Vincent to lead his team in an expedition into a mine in Switzerland. In return, Vincent offers a large amount to John and the cottage nearby a lake and the entrance of the mine for his family to spend the vacation. John accepts the offer, and while leading the group underground in the tunnels, he finds that their ambitious leader Marcel is a very dangerous man. When John meets giant black beetles in the cave, he orders the group to return but Marcel threatens the safety of his family, forcing John to lead the team to the deep location of the emerald mine.

Tia and Tony are two orphaned youngsters with extraordinary powers. Lucas Deranian poses as their uncle in order to get the kids into the clutches of Deranian's megalomanical boss, evil millionaire Aristotle Bolt, who wants to exploit them. Jason, a cynical widower, helps Tia and Tony "escape to witch mountain," while at the same time Tia and Tony help Jason escape the pain of the loss of his wife.

An intelligent android (Michael) constructed by a research team is taken outdoors and successfully passed off as human in a trial run. When the government hears of this, they order their own set of tests in Washington. When the project leader realizes the military want the android for a soldier, he can't accept it, and he and Michael go into hiding to avoid their clutches.

John Henry Irons designs weapons for the military. When his project to create weapons that harmlessly neutralize soldiers is sabotaged, he leaves in disgust. When he sees gangs are using his weapons on the street, he uses his brains and his Uncle Joe's junkyard know-how to fight back, becoming a real man of "steel."