In The Usual Suspects (1995), Kevin Spacey improvised one of the film’s most memorable moments — the laugh during the police lineup scene. The script called for the suspects to say their lines straight, but Benicio Del Toro kept delivering his with a muffled, almost mocking voice. Spacey couldn’t hold it together, and soon the whole cast broke into real laughter. Director Bryan Singer kept the take because the unplanned humor made the characters feel like a group of reluctant criminals thrown to