《塞壬拓扑学》是一部优秀的悬疑片，主要演员有考特妮·斯蒂芬斯,Whitney,Johnson,杰夫·科伯,萨曼莎·罗宾森,兰利·海明威,苏珊·克劳利,Sarah,Davachi,Mark,Toscano,Curtis,Berak,Ben,Boye,Kevin,Elms,埃里克·博格,Jake,Boldt,Andrew,Cadogan,Celestine After discovering a set of cryptic microcassettes in her new home, Cas is drawn into a meditative mystery of environmental sound and experimental music.