Waste 'Em! - S3-E21
Continuity mistake: As the team track the disposal truck, the stop in the shadows out in the country. As they take off to go to the city hall, they leave from beside the same building they left to trail the truck, rather than the country scene.
Waste 'Em! - S3-E21
Revealing mistake: As the garbage truck follows Hannibal's van, when the camera has a wide shot of the goons in the garbage truck, you can the background scenery over the driver's left shoulder never moves.
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."