 When Henry is riding on horseback to catch the stagecoach carrying  Julia, the horse loses its footing and plows into a ditch throwing  Henry several feet in the air. The scene was not planned and that  was actually director Jack Nicholson (qv) flying head first into  the ditch. Fortunately, neither the horse nor Nicholson was injured  save for some bruises. Later, upon viewing the footage in dailies,  Nicholson exclaimed, "Thats A Keeper!"