Otros trabajos teatrales de esta época fueron "The Night of the Ball" (New Theatre, 1955), la nueva obra de Robert Bolt "Flowering Cherry" (Haymarket, 1958, 1959 Broadway), "The Wings of the Dove" (Lyric, 1963), "A Measure of Cruelty" (Birmingham Repertory, 1965), "The Sacred Flame" (Duke of York's Theatre, 1967) con Gladys Cooper y "The Battle of Shrivings" (Lyric, 1970) con John Gielgud.