When David says the word "Gilgamesh", one of Lars' posters falls off the stage behind him. Yet when that scene cuts to another angle of the same scene with Inanna positioned in the foreground, the poster remains secured on the rear stage.
When David and Guy talk at the bar, Guy's beer bottle jumps in and out of his hands as the scene cuts back and forth between him and David.
When the prison cell door is opened, Col. Meyers raises his eyes from the cell floor to see the US Army C.O. coming into his cell. But when the scene cuts to a different angle from inside the cell, Col. Meyer's eyes are still gazing at the floor when the C.O. walks into the cell.