The Iron Major is a 1943 American biographical film about the famed college football coach and World War I hero, Frank Cavanaugh.
Directed by Ray Enright, the screenplay was written by Aben Kandel and Warren Duff, based on Florence E. Cavanaugh's story.
The picture stars Pat O'Brien as Major Cavanaugh, along with Ruth Warrick and Robert Ryan.
Florence Cavanaugh and a priest, Tim Donovan, recall how in the 1890s, her husband Frank was playing college football for Dartmouth and then moved west to become a coach.
"Cav" is introduced to Florence and eventually moves back east where he coaches at Holy Cross, where the football team's players include Tim.