Factual error: Professor Harold Hill asks the mothers of River City about their sons, "Is he starting to memorize jokes from 'Captain Billy's Whiz Bang?'" While the film is set in 1912, the first issue of the pulp magazine, "Captain Billy's Whiz Bang," did not appear until 1919. "Whiz Bang" was a term coined by soldiers in World War I (commencing in 1914), which referred to a rocket that "whizzed" by and exploded with a "bang." (00:20:00)
Factual error: In the film, the mutiny occurs during the day, when Bligh allows a crewman to die of thirst. The actual mutiny occurred in the middle of the night, when Christian and several followers entered Bligh's cabin and awakened him.
Factual error: Humbert finds Lolita in a phone booth at an Esso station. There were no Esso stations in Ohio, where they were living. That brand was used only in the Northeast. (01:59:20)