James Stewart Tolkan (June 20, 1931 – March 26, 2026) was an American character actor. He was best known for portraying the strict high-school vice principal Mr. Strickland in Back to the Future (1985) and Back to the Future Part II (1989), and the character's ancestor, Marshal James Strickland, in Back to the Future Part III (1990). His other notable film credits included Serpico (1973), Love and Death (1975), Prince of the City (1981), Top Gun (1986), Masters of the Universe (1987), Viper (1988), Dick Tracy (1990), and Problem Child 2 (1991). (Via Wikipedia)