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A combo of scuba dupes rock up a storm in a mad pad under the surf!
Given the chance to live in a simulated underwater home for a month, a scientist convinces his family to take advantage of the offer. Once the family agrees to move in, underwater mayhem occurs!
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Availability by JustWatch · All options on TMDB
Tony RandallFred Miller
Janet LeighVivian Miller
Ken BerryMel Cheever
Roddy McDowallNate Ashbury
Charlotte RaeMyrtle Ruth
Richard DreyfussHarold Webster
Jim BackusT.R. Hollister
Lou WagnerMarvin Webster
Arnold StangJonah
Bruce GordonAdm. Sheridan
Lee MeredithDr. Wells
Harvey LembeckSonarman























| Platform | Score | Points |
|---|---|---|
| IMDb966 votes | 5.6 | 5 pts |
| Rotten Tomatoes | not available | skipped |
| Metacritic | not available | skipped |
| Letterboxd | not available | skipped |
Scores from IMDb. Updated weekly.
966 votes across 1 platformHello Down There (1969) has a Lantern Score of 5.6, from IMDb 5.6. Watch it free with ads in the US on Hoopla.