Not in the Line of Fire - S3-E15
Visible crew/equipment: After Arthur proposes to Nicki, Mike and the Mayor have a heart-to-heart in Mike's office. A boom mic can be seen in the top-left corner of the screen. (00:17:15)
Not in the Line of Fire - S3-E15
Continuity mistake: When the vendor throws the hotdog at the press conference, a lot of the toppings/condiments trail behind it. When the shot changes and the hotdog hits Mike, there are no condiments trailing behind it. (00:19:10)
Not in the Line of Fire - S3-E15
Continuity mistake: When Mike is watching the tape for the last time, it shows that he was protecting Nicki. We can see a reflection of Mike's office, and the doorway. It's completely empty, but when the shot changes Nicki is standing right there. (00:20:20)
Not in the Line of Fire - S3-E15
Revealing mistake: Two thirds of the way into the show, Mike and the mayor are talking in his office. If you look at the Mets hat behind Mike, the NY emblem is upside down.
Not in the Line of Fire - S3-E15
Revealing mistake: 1/3 through the show, Stuart is talking to Nicki's boyfriend in the cafeteria, and the candy machine has "N&Ns" in it instead of "M&Ms" for both plain and peanut. The letters have been partially covered up.
Back to the Future IV: Judgment Day - S3-E18
Visible crew/equipment: Just as Mike is firing Owen, a black object comes from the top-right of the screen into frame. Can't really tell what bit of equipment it is, but it's most definitely not supposed to be there. (00:13:10)
Visible crew/equipment: At the very beginning of the episode when Mike skates off to find Stuart, a boom mic can be seen at the top of the screen. (00:00:15)
Wall Street - S3-E24
Visible crew/equipment: When Stuart is calling Nicki a Neck-Licker in the bullpen, a boom mic can be seen at the top of the screen. (00:18:05)
Visible crew/equipment: When the black congressman asks Carter for directions in the lunchroom, a boom mic can be seen at the top-left corner of the screen. (00:15:05)
These Shoes Were Made for Cheatin' - S4-E4
Visible crew/equipment: At the very beginning of the episode when Paul thinks that James is talking to him, a boom mic can be seen at the top-right corner of the screen. (00:00:10)
How to Bury a Millionaire - S4-E8
Visible crew/equipment: Just after Mike opens the door to his office to tell Stuart that they are planning to keep the Mayor in the well for a bit longer, a camera moves into view on the left edge of the screen. (00:11:50)
How to Bury a Millionaire - S4-E8
Factual error: It is implied, and later showed, that Who Wants To Be A Millionaire is broadcast live, which in fact it is not. Furthermore, the winner of $1M only gets $100K within the first month of their appearance and the remaining amount much later, based on the broadcast schedule. Nikki could not have watched Paul winning his money in real time, let alone in the evening.
Visible crew/equipment: Just after Nicki talks to Carter about wanting her picture retaken, Stuart enters the bullpen and two boom mics are visible at the of the screen. (00:05:10)
Visible crew/equipment: When Mike and Caitlin are at the pound to get the Mayor's car, a boom can be seen at the top of the screen just as Mike is about to talk to the attendant. (00:10:35)
My Dinner with Caitlin (a.k.a. Christmas 1999) - S4-E12
Visible crew/equipment: When the homeless man states that he wants Paul's headband, a boom mic can be seen at the top-left corner of the screen. (00:08:15)
My Dinner with Caitlin (a.k.a. Christmas 1999) - S4-E12
Other mistake: When Caitlin talks about Mike's "famous party mix, " she can apparently tell that there are croutons in it, but they are all completely covered by the Fruit Loops. (00:12:00)
My Dinner with Caitlin (a.k.a. Christmas 1999) - S4-E12
Visible crew/equipment: When Nicki goes to talk to the depressed man on the couch, a camera moves into the frame, seen in the upper right corner of the screen. (00:17:45)
A Tale of Two Sisters - S4-E13
Visible crew/equipment: Just after Mike and Catherine get back to the former's apartment, a boom mic can be seen at the top of the screen. (00:12:25)
A Tale of Two Sisters - S4-E13
Visible crew/equipment: When Stuart gets onto the platform to disrobe, a boom mic can be seen directly above his head. (00:16:05)
The Marry Caitlin Moore Show - S4-E15
Visible crew/equipment: When Caitlin is talking about her plan to get back at the opponent for Senate, a boom mic can be seen at the top of the screen. (00:03:20)