The true story of the relationship between famed author William Allen White and his teenaged daughter Mary, who died in a horseback-riding accident at age 16, and the powerful effect the tragedy had on the life of her father. Ed Flanders, Fionnula Flanagan, Kathleen Beller, Tim Matheson, Donald Moffat, Diana Dill, Kaki Hunter Added on Peacock 2022-11-04.