By: Eric Eisaenberg Oscar-winner Marcia Gay Harden and Zac Efron are the latest actors to join the cast of Parkland, the new John F. Kennedy assassination drama that is being produced by Tom Hanks‘ Playtone label and Exclusive Media. They join a building all-star cast that already includes Paul Giamatti, Billy Bob Thornton, and Jacki Weaver. Peter Landesman, who is best known for his work … Continue reading Zac Efron And Marcia Gay Harden Join Paul Giamatti In JFK Assassination Drama Parkland