Taxi Driver - S3-E13
Visible crew/equipment: Just after Mike sees everyone as Nicki and tells them to leave, a boom mic can be seen at the top of the screen. (00:00:50)
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)
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: 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)
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)
Local Hero - S3-E11
Visible crew/equipment: When Mike is about to dance with Stacie in the dance hall, a boom mic can be seen at the top of the screen. (00:19:50)
Gobble the Wonder Turkey Saves the Day - S3-E10
Visible crew/equipment: Just after Stuart tricks Stacie into kissing him, we are shown the dining room. In the far shot, a boom mic can be seen at the top-left corner of the screen. (00:07:45)
The Kidney's All Right - S3-E9
Visible crew/equipment: At the hospital when Mike introduces the Derek, a boom mic can be seen at the top of the screen. (00:03:30)
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)