Jason Miller (born John Anthony Miller Jr.; April 22, 1939 – May 13, 2001) was an American playwright and actor. He won the 1973 Pulitzer Prize for Drama and Tony Award for Best Play for his play That Championship Season, and was nominated for the Academy Award for Best Supporting Actor for his performance as Father Damien Karras in the 1973 horror film The Exorcist, a role he reprised in The Exorcist III (1990). He later became artistic director of the Scranton Public Theatre in Scranton, Pennsylvania, where That Championship Season was set.