Answer
Scofield won his sole Oscar for his riveting portrayal of Sir Thomas More in the 1966 historical drama "A Man for All Seasons." More, the Lord Chancellor of England, faces a moral dilemma as he refuses to accept King Henry VIII's Reformation Act. Scofield masterfully embodies More's unwavering principles, unwavering faith, and commitment to justice, delivering a powerful performance that earned him the prestigious honor.