Based on the international best-selling novel, THE SHACK takes us on a father’s uplifting journey of discovery. After suffering a family tragedy, Mack Phillips (Sam Worthington – Hacksaw Ridge) spirals into depression causing him to question his life’s purpose and innermost beliefs. Facing a crisis of faith, he receives a mysterious letter urging him to an abandoned shack. Despite his doubts, Mack journeys to the shack and encounters an enigmatic trio of strangers led by a woman named Papa (Octavia Spencer – The Help). Through this meeting, Mack finds important truths that will transform his understanding of his tragedy and change his life forever.