While performing poolside, bandleader Xavier Cugat draws a large caricature of himself, something he was well practiced in doing. He had been a cartoonist for the Los Angeles Times.
In one sequence Red Skelton's character appears in a tutu. In a later interview, Red said it was uncomfortable because he had to have his chest, back and underarms shaved for this costume.
While filming at Lakeside Pool on a cold January day, the swimmers went on strike unless director George Sidney stripped naked and went into the water.
At the time of its release, this was MGM's third-highest grossing film, after Ben-Hur A Tale of the Christ (1925) and Lo que el viento se llevó (1939).
Basil Rathbone signed a contract with MGM during the war years. He later said, "MGM loans me out to Universal to play Sherlock Holmes and charges them more than they're paying me. I don't mind that. That's just good business. But when MGM puts me in one of its own pictures, it turns out to be stuff like Bathing Beauty."