When Kitty and Larry are eating in a restaurant in Pasadena, a waitress comes to their table. A few weeks later when they are at a restaurant in Monterey, the same waitress in the same uniform is their server.
When the boat Captain clubs the Marlin, Kitty turns and puts her arms around Larry. A second later, in a tighter framed shot, she turns and repeats the same hug.
As it turns out, only Larry and Kitty (Bob Hope, Lucille Ball) go fishing on the chartered boat. The boat, however, was leased for an expected six guests, yet there's barely room enough on board for the two of them.
In the opening credits, Louise Beavers is listed as Louise Beaver.
The clip of the jet flying to Acapulco is a reversed image, causing the airline name to appear backwards.
Shadow of equipment swoops over set as Larry enters kitchen for breakfast.
After Kitty and Larry's moonlight swim, Kitty's hair is completely dry.