Producers announced Friday that Leigh, who made her Broadway debut in "Cabaret" and also appeared in "Proof," will play the mistress to Ben Stiller's character. Falco, the "Sopranos" star currently in "Nurse Jackie," will play Stiller's wife.
The production of John Guare's play will open at Broadway's Walter Kerr Theatre on April 25, with previews beginning April 4. David Cromer will be directing.