Typically, films are suspenseful when they keep us on the edge of our seats, when glimpses of a turning doorknob, a ticking clock, or a looming silhouette quicken our pulses. Exemplified by Alfred Hitchcock's masterworks and the countless thrillers they influenced, such films captivate viewers with propulsive plots that spur emotional investment in the fates of protagonists. Suspense might therefore seem to be a curious concept to associate with...