It works like this. The first person says a movie. The second person says an actor/actress from the movie. Next person says another movie that the mentioned actor is in ( a differnet movie ) And the next says a different actor in this newly mentioned movie.
For help on finding movies, try www.imdb.com, nearly every movie ever made is on there.
I don't recall her being in Blade and the point of the game is to add on and so forth For example: I said Blade, someone could've replied with Wesley Snipes Art of War