Dean Stockwell, an Oscar- and Emmy-nominated actor has died at the age of 85. He is best known for the groundbreaking sci-fi shows Quantum Leap and Battlestar Galactica, and David Lynch’s noir-fever dream Blue Velvet. Variety has confirmed the actor’s death on Wednesday, reports the Rollingstone. “Over a sprawling seven-decade career, Stockwell appeared in more than 200 movies and TV shows, working with acclaimed directors such as Wim Wenders, David Lynch, Jonathan Demme, Robert Altman, William Friedkin and Francis Ford Coppola,” wrote the Washington Post.