Conclave opens with Cardinal-Dean Thomas Lawrence (Ralph Fiennes) arriving at The Vatican following the death of the incumbent Pope. It then falls to him to arrange and administer a papal conclave, summoning the world's cardinals to convene in seclusion and vote on who should become the next Holy Father. The principle runners are Stanley Tucci's Aldo Bellini, who wants to continue the previous Pope's liberal approach to modernising the church, Firebrand traditionalist Goffredo Tedesco (Sergio Castlellitto), conservative contender to be the first African Pope Joshua Adeyemi (Lucian Msamati) and John Lithgow as popular but potentially dodgy Canadian Joseph Tremblay. There is also some intrigue surrounding the arrival of the Archbishop of Kabul, who claims to have been raised to the position in secret by the previous Pope. Shifting alliances and schemes play out as the contenders politic for the top job. Everything on display in Conclave is as tights and pristine as it gets...