2 points for the train arriving (no need to mention the villain), 1 point for the villain arriving. 0 points for the gunfight which follows.
Deducting one actor for each wrong guess whichever team has the most (provided it's at least two) gets 2 points, any team with at least half as many (rounded up) scores 1 point. At Ramsdencon this turned out to be 2 points for six names, 1 point for three names.
2 points for two or three, 1 point for one.