Visible crew/equipment: When Blanche is apologizing to Dorothy, she says "OK, I forgive you." You can see the boom mic to the top right hand side of Dorothy.
Visible crew/equipment: The episode where Lisa is running away with Mel. (The episode where Steve dies) There is a scene where Lisa and Mel are panicking at a bus stop, Mel hails a Taxi. When the Taxi stops, you can see the WHOLE crew in the Taxis reflection. Cameraman, soundman, equipment etc.
Ghost Ship - S3-E4
Visible crew/equipment: MacGyver is repairing the broken boat to get to the abandoned ship. When he leaves the shore and starts to paddle towards the ship, you can see a boom mic drop into the picture from top left. (00:09:15)
I of Newton - S1-E29
Visible crew/equipment: A boom mic dips into the scene during Sam and the demon's conversation in the classroom.
The Town Where No One Got Off - S1-E4
Visible crew/equipment: The overhead boom mic dips into the scene as the old man is speaking.
Fast Times at Dewey High - S2-E2
Visible crew/equipment: When Mike is talking about why he is excited about going back to school, a boom mic is visible in the left hand corner of the screen.