At the end of the movie Broderick Crawford's character is shot and falls from a balcony. The stuntman who does the fall is obviously and easily one hundred pounds lighter and much thinner than Crawford.
When Jess is chasing Kit O'Niel (Diana Lorys) in the wagon. Jess starts in a western saddle then appears next to the wagon, riding in a English saddle, then back to western saddle when he stops the horses.
Murphy's name in the film is Jess, but it seems that Miss Lorys calls him Jeff twice near the end of the film.