Mr. Monk and the Leper - S5-E10
Continuity mistake: While Dr. Polanski talks to Monk and Natalie in his waiting room, he's gesturing with both hands held out in front of him. When the shot changes angles, he's abruptly standing with his hands clasped behind his back. Next cut, he's gesturing again. (00:05:00)
Mr. Monk and the Leper - S5-E10
Continuity mistake: Monk uses paper towels to grab the phone, dragging a length of white paper across the kitchen counter and leaving it there. But when he turns around to talk to Natalie, the counter behind him is bare. The paper towel trail has vanished. (00:05:40)
Mr. Monk and the Leper - S5-E10
Continuity mistake: Randy is desperately trying to pry his teenage acne photo off the doctor's wall. He knocks the photo underneath it crooked, but it rights itself in the next shot. Then he pulls his picture free, making a large hole in the wall, but knocks all the surrounding photos off onto the floor. There's no time lapse, but when he turns around, the fallen photos have all put themselves neatly back up on the wall, and the hole is gone. (00:32:30)
Mr. Monk and the Leper - S5-E10
Continuity mistake: When the body falls out of the balloon gondola, the weights that were securely tied to it have disappeared. The corpse also changes positions on the ground between shots, even though no one has touched it. (00:37:30)
Mr. Monk and the Leper - S5-E10
Continuity mistake: In the final scene, the pillows on Natalie's couch keep shifting positions between shots, from straight to crooked and back again. (00:40:30)
Mr. Monk and the Leper - S5-E10
Revealing mistake: When the balloon goes over the cliff, a very obvious dummy replaces Monk.
Mr. Monk and the Leper - S5-E10
Revealing mistake: Look at the stuntman who stands in for Tony Shalhoub when the balloon crashes and the basket scrapes and bumps along the ground. He is about fifty pounds lighter than Shalhoub, looks nothing at all like him and his hair looks like a Harpo Marx fright wig dyed black.
Mr. Monk and the Leper - S5-E10
Revealing mistake: When Monk is hanging from the cliff, in the shots looking down at Monk you can see the ocean through him.
Mr. Monk and the Leper - S5-E10
Continuity mistake: At the meeting, the pencils on the yellow pad on the table keep changing position depending on the camera angle.
Mr. Monk and the Leper - S5-E10
Continuity mistake: In the very last scene when Natalie leaves for her date, her flowers go from her hands, to the table, back to her hands, and then she sets them on the table.
Answer: Notice also that in the opening credits scene when he is touching parking meters her also wipes his hand on his clothes each time he does it.