Seth Benjamin Green (born February 8, 1974) is an American actor, comedian, producer, writer, and director. Green is the creator and executive producer and most-frequent voice on Adult Swim's Robot Chicken, where he is also a writer and director. He directed many of the Robot Chicken specials including Robot Chicken: Star Wars and DC Comics Special. His feature films include Airborne, The Italian Job, Party Monster, Can't Hardly Wait, Without a Paddle and the Austin Powers series. Green is also known for his role as Chris Griffin on Fox's Family Guy and previously as Daniel "Oz" Osbourne in Buffy the Vampire Slayer, and Greg the Bunny. He voices Lieutenant Gibbs in Titan Maximum and Jeff "Joker" Moreau in the Mass Effect video game series. Green has appeared in movies such as Rat Race, America's Sweethearts, Old Dogs, as a child in Woody Allen's Radio Days, and in the horror films Idle Hands and Stephen King's It.