Revealing mistake: The second level of the temple is an obvious matte painting inserted into the scene.
Continuity mistake: Galen's left hand is above shoulder height and grasping one of the cage's bars as he speaks with Virdon and Burke in the cage. The view of Galen from Burke and Virdon has Galen's hand below his waist.
Revealing mistake: The knife the prisoner is using to fight the guards is obviously rubber.
The Tyrant - S1-E11
Continuity mistake: After being knocked unconscious by the gorilla soldier, Janor's arms move from being at his side in the close ups to outstretched in the long shots.
Continuity mistake: Virdon and Burke's hands are a few inches apart as they grasp the raft and swim to shore in the close up, but are two feet apart in the long shot.
Continuity mistake: When Galen, Burke, and Virdon enter the village, Gregor's hands are far apart grasping the bars of the prison cart as they pass. Quick cut back to Gregor and his hands are closer together, holding bars that are next to each other.
Revealing mistake: There is more mud makeup on the stuntman playing Virdon than there is on actor Ron Harper (Virdon) himself.
Continuity mistake: While Farrow tries to distract the gorilla guarding the spaceship, the gorilla's rifle changes position from down to up and back down.
Revealing mistake: When the earthquake hits, shelves, pots, etc., in the humans' house do not move or shake, except for one bowl of fruit in the foreground that falls off a table.
The Surgeon - S1-E7
Continuity mistake: Virdon's head is lying on a pillow looking at Dr. Kira and turns it to his left shoulder as Dr. Kira speaks, but a quick shot back to Virdon and his head is looking at Dr. Kira again.
Revealing mistake: The bare, non-furry, forearms of the actor playing Anto are exposed when he is entertaining the gorilla soldiers.
Other mistake: The main characters are always clean shaven, the same clothing is worn and their hair never grows from episode to episode.
Continuity mistake: When Dr. Zaius and the gorilla soldiers ride up to the crashed spaceship, his hair is mussed in the long shots and properly groomed and neat in the close ups.