Wallace Shawn

Wallace Michael Shawn (born November 12, 1943) is an American actor, playwright, essayist, and screenwriter. He is known for playing Vizzini in ''The Princess Bride'' (1987), Mr. Hall in ''Clueless'' (1995), and Rex in the ''Toy Story'' franchise (1995–present).

Shawn also appeared in ''The Bostonians'' (1984), ''Prick Up Your Ears'' (1987), ''Vanya on 42nd Street'' (1994), ''The Double'' (2013), ''Maggie's Plan'' (2015), and ''Marriage Story'' (2019). He appeared in six Woody Allen films including ''Manhattan'' (1979), ''Radio Days'' (1987), and ''Rifkin's Festival'' (2020). His television work includes recurring roles as Jeff Engels in ''The Cosby Show'' (1987–1991), Grand Nagus Zek in ''Star Trek: Deep Space Nine'' (1993–1999), Cyrus Rose in ''Gossip Girl'' (2008–2012), and Dr. John Sturgis in ''Young Sheldon'' (2018–present).

Shawn is also a playwright; his plays include the Obie Award–winning ''Aunt Dan and Lemon'' (1985), ''The Designated Mourner'' (1996) and ''Grasses of a Thousand Colors'' (2008). He wrote and starred, with Andre Gregory, in the 1981 avant-garde drama ''My Dinner with Andre,'' and played the title role in ''A Master Builder'' (2013), a film adaptation of Henrik Ibsen's play. Haymarket Books published his books ''Essays'' (2009) and ''Night Thoughts'' (2017). Provided by Wikipedia