In a few scenes, a train passes through the outfield of the stadium where the Bulls play. In the 1930s and 1940s, that was a common occurrence at ball parks used by teams in the Texas leagues.
When Brewster flies the team out to New York, the Statue of Liberty is surrounded by scaffolding. This was part of a large-scale conservation and restoration effort that took place between 1984 and 1986, to be finished before the Statue's 100 year anniversary in 1986, with the intention of making the icon last into the next century.
This is the seventh movie adaptation of George Barr McCutcheon's 1902 novel; it's the eighth counting the Telugu film No! But Money Flows In (1954). Two more Indian versions have been made since then. The English-language adaptations with different titles are Three on a Spree (1961) and Miss Brewster's Millions (1926).
Walter Hill was not known for his comedies, but he ended up getting the job based on the success of his direction of Eddie Murphy in 48 Hrs. (1982).
Neil Hamilton, who played Commissioner Gordon in Batman (1966) and Batman: The Movie (1966), played the executor of the will inBrewster's Millions (1945).Pat Hingle, who played Commissioner Gordon in Batman (1989), Batman Returns (1992), Batman Forever (1995), and Batman & Robin (1997), played the executor of the will in this film.