The Night Dr. Loveless Died - S3-E4
Visible crew/equipment: The arm of the actual carriage driver is visible poking through the back of the carriage, slapping the horse and signaling it when to stop/proceed with a second set of reins, showing the actor in the carriage was not controlling the horse at all.
Visible crew/equipment: You can see a modern high voltage power tower on the mountain in the background while they are lining up for inspection. (00:08:00)