Seth Benjamin Green (born Seth Benjamin Gesshel-Green; February 8, 1974) is an American actor, voice artist, producer, writer and director. Green is the creator, executive producer, writer, director and is the most-frequent voice on Adult Swim's Robot Chicken. He directed many of the Robot Chicken specials including Robot Chicken: Star Wars and DC Comics. His feature films include It, Airborne, The Italian Job, Party Monster, Can't Hardly Wait, Scooby-Doo 2: Monsters Unleashed, Without a Paddle and the Austin Powers series.

Green is also known for his roles as Chris Griffin on Fox's Family Guy, Jimmy Bender in Greg the Bunny and Daniel "Oz" Osbourne in Buffy the Vampire Slayer. He voices Lieutenant Gibbs in Titan Maximum and Jeff "Joker" Moreau in the Mass Effect video games.