In the future, mental institutions are located on far-away planets. One such planet is the apex for an invasion of Earth by rodent-like aliens. It is up to a band of intrepid mental patients to thwart their evil schemes.

• Atlas Entertainment
• Hoyt Axton
• Bridget Hoffman
• Ray Walston
• Ted McGinley
• Joseph Campanella
• John Draikas
• Felicity Waterman
• Mark Hammond