At 9.25, when the first $5 burger customer sits at the bar, a young man and a young woman wearing a plaid shirt walk behind him, and then when his beer is given to him, the young woman walks in again, from the same direction as before.
When Wendy throws the animal carcass onto the roof of the mobile home, Wyatt's legs are suddenly crossed when the camera angle changes.
When Marty falls asleep on the back of the boat, the little door on the transom is open, but when he wakes up the next morning, it is closed.
When Wendy us driving into town the presenter on the radio mentions the St. Louis Cardinals. This show is set in 2017 but the Cardinals moved to Arizona in 1988. They are most likely referring to the baseball team not the football team.
When Charlotte takes a photo by the lake, her phone screen shows her posting to Instagram. Lake Lanier is listed under the suggested geotags. Lake Lanier is located in Georgia, where the show was filmed, not Missouri.
When Ruth discovers that her locked cabinet has been broken into, the padlock is missing, but the doors are broken apart. The padlock should still be connected to the hasp and loop.
After Marty falls asleep in the yard and the scene fades to black, the sound of a revolver cocking is heard. In the next shot, Ruth is shown pointing a revolver at the camera. Her thumb is on the uncocked hammer.