Inspired by an unfinished film by Chilean director Raúl Ruiz, George Clark’s globetrotting short retraces Ruiz’s ill-fated production from the beaches of Viña del Mar and the port of Valparaiso to the cemeteries of New Taipei City. Framed around a conversation with Ruiz’s widow, the filmmaker Valeria Sarmiento, Double Ghosts channels the spirit of this unrealized project into a...