AP - Kevin Kline is in. Christopher Walken is out of the Shakespeare in the Park production of "Mother Courage and Her Children," starring Meryl Streep.

Playbill - Kevin Kline will play the role of the Cook opposite Meryl Streep in the Aug. 8-Sept. 3 Central Park staging of Brecht's classic Mother Courage, Playbill.com has learned. He replaces the previously announced Christopher Walken.

Playbill - Christopher Walken will play the critical role of Cook in the Aug. 8-Sept. 3 Central Park staging of Brecht's classic Mother Courage, starring Meryl Streep in the title role.