Continuity mistake: "Man of Influence": The invisible Weston follows Geed into the parlor. When the door closes, there's no key in the lock. Then the shot cuts to a close-up of the door, and a key has appeared there, just in time for Weston to turn and lock it. (00:40:40)
Continuity mistake: The first time the two crew men in the moon buggy are seen, the numbers on their suits are eight and three. The next moon buggy scene, the two in the suits are numbered eight and three again at first, but when they're testing the domes, the numbers change to nine and zero.