The Cyclone Ranger (1935)

As the Pecos Kid and pals Pancho and Juan flee from the Sheriff, Juan is killed. Juan was returning home after a long absence and when the other two arrive, Juan's blind mother mistakes the Kid for her son. Unable to tell her the truth they stay on. But there is trouble when the Kid's former partner arrives and threatens to expose him unless he is allowed to rustle the old lady's cattle.