The Countess - S1-E4
Other mistake: Rockford films the car driving off, then there are a few seconds of pause, with James Garner not keeping the camera still anymore and tilting it in different directions, before someone unseen bellows at him "What are you doing?" When he reviews the footage with his client in his trailer, the voice arrives instantly and there's no jerking the camera around. (00:06:20)
The Countess - S1-E4
Other mistake: The first view of The Countess from Rockford's camera is at an impossible angle that does not match the position on the terrain (nor the footage we see later). (00:03:30)