Tom Grater International Film ReporterRussell Crowe thriller Unhinged became the most high-profile UK cinema release in the pandemic era this week, taking a provisional $230K (£174,901) from 250 sites, an average of around $920, with venues still to report.That number may look fairly minor on first glance but in the current context it offers reason for optimism. Two weeks ago, the entire UK box office totalled $253K with just 15% of cinemas operational (roughly 120).