A compilation of four episodes from the Supermarionation series Stingray. When aquatic aliens plot to take over the planet, the world aquanaut security patrol are called in to battle the aliens.

A murderous and decrepit old woman resides on a California walnut farm with her family. On a whim, a traveler named Jodie makes a brief side trip to the farm, where he meets and falls in love with Melissa, the proverbial farmer's daughter. Jodie and Melissa grow closer as Melissa begins to reveal the strange, dark history of her family.

A scientist develops a formula which will cause animals to regress to the form of their primitive ancestors, and tries it on himself with disastrous results.

Trapped in a maze of endless desert highways, bound by a vital deadline, and pursued by an unseen menace....Jeremy Stanton is about to take the longest ride of his life. He will learn that when you reach the crossroads of life...you must be careful which way you turn.

A black hole hits North Wisconsin and opens a door to other dimensions. Giant 15 meter spiders emerge from it, who have an appetite for human flesh! Two NASA scientists try to save the world.