Donald Richard Gibb (August 4, 1954 – May 12, 2026) was an American actor, best known for his roles as the hulking, dimwitted fraternity brother Ogre in several installments of the Revenge of the Nerds film series, as Kumite fighter Ray Jackson in Bloodsport, and as Leslie "Dr. Death" Krunchner on the HBO sitcom 1st & Ten.