Weakest Link flipped the relationship between the presenter and the contestant, as opposed to a "happy as Larry" presenter who wanted the best for the team even if they did make a right hash of things, Weakest Link gave us a moody presenter who effectively derided the team for being (occasionally collectively) thick.
We know all this. But did it influence other gameshows in the same way Millionaire did? I can’t think of Shafted (look how well that did) and to a small extent The Chase.
Alastair Stewart's attempt at looking moody as a gameshow host was this:
Which probably just goes to show how it needed a) the right host, b) the right attitude and c) the right format. Which this wasn't.