Recipe for Heavy Bread - S2-E2
Revealing mistake: After the chopper joins the chase, it's easy to tell the difference between the real actors and the stunt crew as their appearance alternates between action angles, and the close ups.
The Only Church in Town - S2-E3
Revealing mistake: The ground is very firm until the guy B.A. throws lands and you can see the patch of soft area he is to land in.
Labor Pains - S2-E8
Revealing mistake: The Ballot Box label is written backwards: TOLLAB XOB. May be an indication that the shot was flipped. (41:50).
Answer: Several times, Face would pose as a doctor to get Murdock out of the Mental Hospital. How easy would it have been to convince airport officials that he was a doctor taking a sedated patient on board? Or simply tell them, this man is afraid of flying, so he had to be sedated. They could say, "Believe me, you don't want this man to be awake."