Kurtwood Larson Smith (born July 3, 1943) is an American television and film actor. He is known for playing Clarence Boddicker in RoboCop (1987), Robert Griggs in Rambo III (1988), and Red Forman in That '70s Show (1998–2006) and That '90s Show (2023–present), as well as for his many appearances in science fiction films and television programs...