Free for All - S1-E4
Visible crew/equipment: Watch the water at the lower left of the screen as Number 6 makes his speedboat escape attempt. You can see the wake created by the camera crew's boat.
Free for All - S1-E4
Visible crew/equipment: When Number 6 collapses in the cave drinking den you can see the shadow of the camera cast on the lower left side of the screen as he hits the floor. (00:40:22)
Answer: It's even more obvious than you think, you know who number 1 is in the very first episode. When 2 replies to the question "who is #1?" Change the way he answers from you are number one (in the monotone or accented answer to, "You are, number 6. The comma gives you the answer. #6 is #1. It's the tone of the answer.