John C. McGinley has joined the cast of “42,” the Jackie Robinson biopic from Warner Bros. and Legendary Pictures.McGinley will play the role of Red Barber, the iconic radio broadcaster for the Brooklyn Dodgers. The film, starring Harrison Ford and Chadwick Bosman, will open next April 12, three days before the 66th anniversary of Jackie Robinson Day. “42″ was written and will be directed by Brian Helgeland, with Thomas Tull producing. Principal photography will begin later this month in Chattanooga, Tenn., and Atlanta. To film “42,” McGinley will commute from Miami, where he is currently lensing a recurring role in USA Network’s “Burn Notice.” He recently wrapped production on the comedy feature “Get a Job,” portraying the boss on an equities trader floor, and will next be seen in Summit Entertainment’s “Alex Cross.” McGinley is repped by UTA and attorney Kevin Morris of Morris, Yorn, Barnes & Levine.