Visible crew/equipment: When Giles, Willow, Tara and Buffy (in Faith's body) arrive at the church in the armoured van, a camera is reflected in the van's back window.
Continuity mistake: When Adam enters the cave and is talking to the vampires and then pulls the head off of one of them, watch as he falls, his head is still visible when he is falling out of frame. (00:15:25)
Answer: She has superpowers, ergo fast movement. The reason she outruns him so easily in "Touched" is that she stops trying to actually fight him and just dodges instead.
Shay