Thomas Duane Arnold is an American actor and comedian known for his roles in both television and film. He first gained widespread recognition for his work on the sitcom 'Roseanne,' where he was also a writer, and through his high-profile marriage to the show's star, Roseanne Barr. Following his time on the show, Arnold established a versatile career with notable roles in films like 'True Lies' and 'Nine Months,' often blending comedy with action. Throughout his career, he has hosted various shows and has been a frequent guest on talk shows, maintaining his presence in the public eye for decades.