Visible crew/equipment: When Bond climbs off the elevator and hangs for a few seconds, if you look closely at the ground behind Bond, you can see his shadow on the screen behind him, which has the image of the ground projected onto it.
Visible crew/equipment: When Bond and Tiffany are talking while looking at the fish, he suddenly rolls her on her back, saying "I'm on top of the situation". As she turns you can clearly see a plaster (band-aid) carefully placed to cover any...er...accidental revealings.
Visible crew/equipment: When the helicopters are attacking Blofeld's platform, at some points you can see a little black spot moving in the background. It is the radio-controlled helicopter which filmed them from behind.
Visible crew/equipment: When M. Franks enters the customs, you can see the reflection of the crew on the window.
Answer: Bond's answer to Felix at customs is "alimentary, Mr. Leiter". As in the alimentary canal of a human.