The house interior used as Jimmy Stewart's character's residence was previously used as the interior of the home of the main characters in the Mr. Belvedere film Sitting Pretty (1948). The secretarial desk by the staircase is used by characters in both films.
The scene where Tommy's head becomes trapped in the railings of the staircase was inspired by a similar incident involving Delia Ephron, daughter of the film's screenwriters' Henry Ephron and Phoebe Ephron.
The photograph on Fred Clark's desk is that of silent star Mae Marsh. She does not appear in the film. She was also 20 years his senior.
The $24,000 worth of prizes in1950 would be equivalent to over $311,000 in 2024.
Pete Spooner's suggested answer to the radio show's "tortoise and hare" qualifying question is "Middleground and Your Host". This is a reference to two famous racehorses of the day. Your Host was favored to win the 1950 Kentucky Derby but faded badly and lost to Middleground.