"It's Very Important, When You're Choosing Actors, To Make Sure They Possess Something That Remains Almost Unknown": Director Constance Tsang on Her Cannes-Premiering Blue Sun Palace

Blue Sun Palace, Constance Tsang's first feature, is a migrant story that's vividly attuned to the temporal and emotional dislocation of those stranded far away from home. Set in Flushing, Queens--where the director grew up--the film follows three transplants as they forge new ties in the borough's Chinese community, which Tsang depicts as a bubble suspended in time and space. Save for the occasional, blink-it-and-you-miss-it glimpses of road signs and billboards, there'd be no way of identifyin...