"The Screen Guild Theater" broadcast a 30 minute radio adaptation of the movie on April 14, 1949 with Douglas Fairbanks Jr. and Helena Carter reprising their film roles of Flynn and Lady Benedetta.
Although "The O'Flynn" was apparently a working title for this movie, prints were distributed under that title, as well as under the film's final release title "The Fighting O'Flynn".
Universal-International Pictures production number 1582.