With a budget reported to be closing in on 100 billion won (US$74.3 million), Hope, a white-knuckle action spectacular from South Korean genre specialist Na Hong-jin, is the most expensive Korean feature ever produced. The filmmaker first came to prominence with 2008’s serial killer thriller The Chaser and later cemented his reputation as one of his homeland’s most significant auteurs with crime drama The Yellow Sea (2010) and horror sensation The Wailing (2016), which, like Hope, also premiered...