In order to prove the underwater home he’s developed is safe, inventor Fred Miller (Tony Randall) moves in with wife Vivian (Janet Leigh), their two teenagers, and the kids’ garage bandmates for a 30-day test run, but their submarine stay is interrupted by sharks, a hurricane, and the U.S. Navy in this campy family comedy. With Jim Backus, Richard Dreyfuss, Roddy McDowall, Ken Berry, and Merv Griffin as himself. AKA: "Sub-a-Dub-Dub." 97 min. Widescreen (Enhanced); Soundtrack: English Dolby Digital 5.1; Subtitles: English.