Movies will often use live bugs on camera instead of CGI to make their story feel more real and to get your skin crawling. But getting these insects to do what you want requires lots an understanding of how they function. That's where Steven Kutcher comes in. He's an entomologist who has worked with insects on over 100 major projects including "Spider-Man, "Arachnophobia," and "Jurassic Park." The Insider teamspoke with Kutcher about how he gets these tiny actors to do what the directors want and how no one gets hurt during the production.