Jasonhendersontx | Points

Okay Hive Mind: I'm trying to identify a (I think SF) movie that had the following elements: black and white 1950s takes place on an island Army/Navy base there's a dog there's a doofus Private who loves...

Might be too obvious, but maybe "Waterworld" (1995)?: https://www.imdb.com/title/tt0114898/