Fernando Meirelles is the Academy Award-nominated director of films like “City of God,” “The Constant Gardener,” and “Blindness,” among many others. His mixture of authenticity and flash made him a fascinating match for “The Two Popes,” his latest film starring Anthony Hopkins and Jonathan Pryce. Centered on the 2013 exchange of power at the top of the Catholic Church, the film is also a story about the ongoing struggle between ideas.Beyond the text, however, the film was a considerable practical challenge because the bulk of the drama takes place within the hallowed halls of the Sistine Chapel. Production Designer Mark Tildesley and his team had their work cut out for them as filming at the famed sanctuary was out of the question. Learn the secrets of how the design team built the interiors, reproduced Michelangelo's famed frescos and more on this week’s episode of “The Call Sheet.”