If screenwriter Matthew Robbins had penned the pivotal moments of his movie life, he might not have come up with anything better than the reality. Robbins fell in love with movies in Paris while studying abroad alongside his college roommate, future editing legend Walter Murch. After writing Steven Spielberg’s debut theatrical feature (The Sugarland Express) and directing the fondly remembered 1980s fantasy films Dragonslayer and *batteries not included, Robbins found himself in Guadalajara, Mexico as part of a program to mentor aspiring filmmakers. He was assigned a 29-year-old with a fondness for insects and ghost stories named Guillermo del Toro. […]