Golshifteh Farahani (Paterson), Justin Min (The Umbrella Academy), Sarita Choudhury (Homeland) and Haley Lu Richardson are set to join Colin Farrell in A24's robot drama After Yang from writer-director Kogonada, Collider has exclusively learned After Yang is based on Alexander Weinstein's short story Saying Goodbye to Yang, which was set in a world where robotic children are purchased as live-in babysitters. The story followed a father and daughter as they try to save the life of their robotic family member, Yang, who was programmed to help his little sister learn about her cultural heritage. The film …