Often, when I am watching a movie, I get curious about stuff like "Where have I seen this actor before?" or "Isn't this the same director that did that other movie I like so much?" Earlier I would have called my friend the movie buff. Now there are some excellent search engines available so I don't need to bother him at odd hours. Here are the top five movie search engines. Three of them will help you find movie facts, two will help you find movies you might enjoy.