The artist Norman Rockwell, famous for his Saturday Evening Post covers, appears as a "townsman" in a brief scene. He also designed the movie's poster, and the character images shown over the end credits.
Bing Crosby's last major film. He deliberately scaled back his film appearances after this, as he believed Hollywood had changed.
Doc Boone (Bing Crosby) drinks coffee with a handful of salt in it. The salt is intended to make him vomit and get rid of any alcohol still in his stomach so that he can sober up faster.
Bing Crosby's daughter Mary was Mrs Mallory in the third film version of the story, Stagecoach (1986).
At about 1 hour 29 min during the Indian fight scene; several Indians are shot and fall off their horses then dragged with their foot stuck in stirrup. Indians didn't uses saddles, they rode bareback. Therefore they couldn't be dragged.