Matthew McConaughey shared on social media Sunday a photo of him reading the latest John Grisham novel, A Time For Mercy. "Jake Brigance is back. A Time For Mercy by @JohnGrisham comes out October 13th," McConaughey tweeted. The book is a sequel to 1989's A Time to Kill. McConaughey played attorney Jake Brigance in the 1996 film adaptation of A Time to Kill. The cast also included Sandra Bullock, Ashley Judd, Samuel L. Jackson, Kevin Spacey and Kiefer Sutherland.