Seth Green (born Seth Benjamin Gesshel-Green: February 8, 1974, Overbrook Park, West Philadelphia, Pennsylvania) is an American actor and comedian. He is of Jewish, Scottish, Russian, and Polish descent.
He is well known for playing Chris Griffin in Seth MacFarlane's Family Guy and for being the co-creator of Cartoon Network's Robot Chicken. His most famous film roles include: My Stepmother is an Alien, Stephan King's: It, Can't Hardly Wait, Idle Hands, Rat Race, Without a Paddle, Italian Job, Scooby Doo 2: Monster's Unleashed, Sex Drive, and Old Dogs. He played Oz in seasons 2 to 4 of Buffy the Vampire Slayer. From 2003-2004, he starred in That 70's Show as Mitch Miller.
As of 2010, Seth is married to fellow actress Clare Grant.