When Cotton is helping to carry the two buckets of water into the house, the position of the chair by the door changes between shots from outside to inside of the house.
During the shoot out near the end of the film, Tatum fires eight shots with his six shot revolver without reloading.
When Lloyd returns to kiss Mary good night, she sits up and a studio light is obviously turned on to illuminate her.
After Rich and the Goss brothers return the sheriff's hat, as they are walking along a sidewalk, a shadow of the boom microphone falls across a post and a barber pole as the camera follows them.
At the end of the film when Mary decides to get off the moving train and stay in town with Lloyd, she calls him by his alias first name although she now knows his true identity. You'd think if she decided to start a new life with a guy she'd remember his real name.