Maureen O'Hara's real-life daughter, Bronwyn FitzSimons, plays the part of the college dean's secretary.
Barbara McNair's film debut.
According to a Henry Fonda interview seen on the DVD version of this movie, many locals of Jackson Hole, Wyoming were used as extras for scenes in the movie, such as the graduation of Clayboy.
Average Shot Length = ~6.8 seconds. Median Shot Length = ~6.6 seconds.
Director Delmer Daves' granddaughter, Michele Daves, made her only film appearance to date in this movie, appearing as the youngest Spencer child, baby Donnie.
Final film of Donald Crisp.
In their book "How Underdog Was Born...", W. Watts Biggers and Chad Strover reveal that seeing Wally Cox's performance in this movie inspired them to ask him to voice their newly created character, Underdog.