The cat disappears and reappears throughout the final fight sequence.
An MP points a pistol at Quarlo; in the next shot, the pistol is pointed elsewhere.
In the last scene, viewers understand it should be Abby Kagan's hand reaching for the telephone in a close up, but when a different camera takes a group shot, the phone is just beyond her reach, and she doesn't budge even an inch.
The scorch mark on the rug is not present when seen from the 'ceiling' shot.
When the enemy soldier tracks Quarlo, you can see a stagehand holding his gun in place while he looks at his tracking device.
During the gun shop scene at 43:02, a crew member can be seen. He is in a white short-sleeved shirt and is caught in left frame.
If one looks closely at the time tunnel sequence, outlines of a black table or box can be seen supporting Quarlo as he floats in time.
It's acknowledged that Quarlo comes from a completely different environment, one of constant war battles with training from birth to kill. To calm him down, Kagan decides to take him home - to a setting that is even less like Quarlo's military, wartime background than his padded cell.