In this fun, lighthearted comedy, a group of aliens led by Brian Dennehy arrive from the planet Antarea and take on human form so they can go about their work without detection. They land near the heart of geriatric country, St. Petersburg, Florida, and rent a tour boat from Steve
Guttenberg. They also rent a nearby home that had been left unattended, thereby enabling some elderly residents at a rest home--Don Ameche, Wilford Brimley, and Hume Cronyn--to sneak in and use its indoor pool. Guttenberg takes the boat to a specified spot in the ocean where Dennehy and his crew
pull boulder-like cocoons from the ocean floor, which they store in the swimming pool. Later w...