A. B. and C. - S1-E3
Visible crew/equipment: When "A" confronts Number 6, as he attempts to leave the party, there is a shot facing Number 6 with a doorman either side of him and if you look in the top right of the screen you can see a boom microphone poke out from behind the door. (00:12:48)
A. B. and C. - S1-E3
Visible crew/equipment: Just before Number 14 talks to Number 6 (in his dream) you can see the shadow of the camera on the piece of equipment she uses to enter his dream as she walks toward it. (00:25:25)
Chosen answer: We're led to believe Rover is some kind of robot in the series. According to books on the show, Patrick McGoohan was looking for an unusual guardian for the Village, looked up at the sky, and saw a weather balloon, which was what Rover was.
Captain Defenestrator