Teresa Ann Miller is a Hollywood animal trainer and coordinator whose resume includes movies like "A Dog's Way Home," "White God," and "Lethal Weapon." She most recently worked on "The Art of Racing in the Rain," starring Kevin Costner and an army of golden retrievers. In this video, Miller explained how she gets dogs ready for big scenes, how an actor can best earn a dog's trust, and why dogs are uniquely fit for the silver screen.