Then I found the movie of Mary White
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.
Director: Jud Taylor
Writers: William Allen White (writings), Caryl Ledner
Stars:Ed Flanders, Fionnula Flanagan and Tim Matheson
I remember seeing this movie sometime when I was a teenager (a long time ago LOL !!!) and I remembered I stoped riding for a while and then I got back on and rode again . This movie and this girls life effected me , apparently I was not the only one i saw some reviews of the movie .