123Movies. Mr. McArevey is a visionary headmaster at a Catholic primary school in one of the toughest neighborhoods of Belfast, Northern Ireland. He loves Elvis and teaches his students to connect with their feelings, while taking on the legacies of the “The Troubles.” In this exceptional portrait of a community still healing from trauma, we follow this educator extraordinaire as he uses Ancient Greek wisdom as an antidote for pessimism, violence, and historical despair.