Mr. Monk and the Panic Room (series 3, episode 2)
Plot hole: After Monk has accidentally pushed the close button on the panic room door, Captain Stottlemeyer tries to guide Monk to pushing the open button on the wall. After a couple of minutes the captain puts his hand through the hole to open the door. The scene doesn't make sense, however. Stottlemeyer makes no attempt through the whole scene to try and open the door up for Monk, who is having trouble with the locked room. He can see the buttons and would easily be able to see he could reach it or at least try to reach it.
Deliberate "mistake": All the dishes that are usually neatly arranged in Monk's kitchen cupboards (pots, pans, stacks of plates etc.) have been replaced here by cheap plastic ware, so that Darwin the chimp can pull them all out and throw them. Though we hear shattering-glass sound effects as they supposedly hit the floor, the dishes Darwin bangs together and throws are very obviously plastic.
Continuity: Darwin the chimp pulls a large blue bowl from Monk's kitchen cupboard and throws it on the floor, breaking it. We cut to a close-up of Darwin spinning, then pull back as he starts pulling out glasses - and the blue bowl is back on the shelf, intact. When the angry landlord enters, Darwin pulls the same bowl from a different shelf and throws it again.
Mr. Monk and the Blackout (series 3, episode 3)
Deliberate "mistake": As Monk is using the night vision goggles in his house the lights suddenly come back on and continues on still thinking that the intruder cannot see him. The light coming on should have blinded him or at the very least he should have been able to tell there was more light than before even if he hadn't had much experience using the goggles. All the lights in the house come back on and the amount of light would be too noticeable with night vision. This would have been deliberate as Monk continues to think the intruder still doesn't see him in the dark and is part of the joke in the scene.
Mr. Monk Gets Fired (series 3, episode 4)
Mr. Monk Meets the Godfather (series 3, episode 5)
Continuity: In the scene where Monk meets Salvatore Lucarelli (Philip Baker Hall), Lucarelli is cutting up fisheads on a cutting board. Throughout the scene the fish on the table constantly change between shots. One of the notable changes is when Lucarelli is discussing the case he has for monk there is a shot of a fish, and when the shot changes you can now see the fish's head has all of a sudden been chopped off.
Mr. Monk and the Girl Who Cried Wolf (series 3, episode 6)
Continuity: About midway through, the new nurse is sitting on Monk's kitchen counter eating a sandwich. She puts the sandwich down on a plate as she hops off, the shot switches to another angle to include Monk as she walks away, and the sandwich has suddenly jumped off the plate and is now lying on the counter a few feet away. Neither of them had time to pick it up or move it.
Mr. Monk and the Game Show (series 3, episode 8)
Continuity: Whilst Monk is being introduced to the long standing winner on the show a stagehand is adjusting the microphone on his jacket with both hands. As he says "Are you almost done?" the shot changes and the stagehand is just using his left arm to adjust it. The stagehand then pulls his arm away but the next shot he is adjusting the mic again and using both hands to do it. It keeps changing throughout the rest of the scene.
Continuity: When Monk enters Trudy's parent's house and then walks upstairs and considers opening up Trudy's old bedroom door, the door shown has hinges on the right / door knob on the left. At the end of the show when Monk walks into Trudy's old bedroom, the door shown also has hinges on the right / door knob on the left, but it's shot from inside the room, so the door is on the wrong side.
Mr. Monk Takes His Medicine (series 3, episode 9)
Mr. Monk and the Red Herring (series 3, episode 10)
Continuity: When Natalie puts out the fire with the extinguisher, the nozzle is still pushed down when she uses it, but when she puts it on the table, in the next shot the nozzle is fully extended. There are a number of times during the scene, when Monk is trying to figure out how to use it, where the nozzle's position keeps changing between shots.



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