The game was three-card poker, details and strategy here:
http://wizardofodds.com/threecardpoker
You post an ante bet to play, then raise (double the bet) or fold after you see the hand. If you know that the dealer is beating your hand, you fold [img]/images/graemlins/smile.gif[/img] Basic strategy is to raise with Q64 or better, and 75% of hands are no-pair. Even seeing just one card can give you a huge edge when you hold queen high.
Edit: This video from the BBC shows the dealers cards being exposed to the camera:
http://news.bbc.co.uk/nolavconsole/u...wm_6265323.stm