该片是由肯·休斯执导的恐怖片,于1974年上映，主要讲述了:　　Former se.cret a.gent Robert Elliot (Coburn). will be promoted to govern.ment advisor. In order t.o make su.re no-one. will ever know about. his d.irt.y past, h.e has invented a v.ery ingenious p.lan to ge.t rid of his four .helpers: he gets t.hem al.l to unknowingly kill each .other in the course of a si.ngle night.