Robert Englund is sharing his own spooky encounter with Freddy Krueger. The horror icon, who has portrayed the A Nightmare on Elm Street villain multiple times since 1984, recently told PEOPLE about an incident that's "seared" into his mind. While promoting his new documentary Hollywood Dreams and Nightmares: The Robert Englund Story, Englund opened up about the creepy moment that occurred while filming the franchise's first film.