Yellow Sky (1948) on Netflix

In 1867, in the West, the gang of bank robbers led by James "Stretch" Dawson and formed by Dude, Bull Run, Lengthy, Half Pint, Walrus and Jed flee after robbing a bank. However, they are hunted down by the cavalry and Jed is killed. They decide to cross desert and the soldiers stop chasing them. They arrive dehydrated and almost dead at a ghost town called Yellow Sky but a young woman called Constance "Mike" Mae shows the location of a spring. Soon they recover and learn that Mike lives alone with her grandfather Charles Kemper in a house nearby the ghost town. But Dude snoops around at the area and finds prospecting tools near the house. He suspects that Mike and her grandfather could have gold hidden somewhere in the house. The outlaws press Mike and her grandfather and they make a deal with Stretch that promises to take only half the gold. But greed and lust split the gang and Stretch, who has fallen in love with Mike, has to take a decision and choose a side.