灰天鹅绒上的四只苍蝇「其它HD中字」是由达里奥·阿基多导演、迈克尔·布兰登、梅茜·珐玛、让-皮埃尔·马里埃尔、弗朗辛·拉塞特主演的其它悬疑、惊悚、恐怖 电影。该影片上映于1971年剧情如下:
Roberto, a drummer in a rock band, keeps receiving weird phone calls and being followed by a mysterious man. One night he manages to catch up with his persecutor and tries to get him to talk but in the ensuing struggle he accidentally stabs him. He runs away, but he understands his troubles have just begun when the following day he receives an envelope with photos of him killing the man. Someone is killing all his friends and trying to frame him for the murders...
希斯·莱杰,卢夫斯·塞维尔,莎妮·索萨蒙,保罗·贝坦尼
彼得·施耐德,比亚内·梅德尔,亚历山大·谢尔,米兰·佩舍尔,希尔玛·艾奇霍恩,安娜·乌特伯格,索斯藤·默滕,阿克西尔·普拉尔,克里斯蒂安·斯基宾斯基
惠英红,狄威,汪永芳,谷峰,王丽卿,张复周,高佩熙
瓦西里·史特帕诺夫,尤利娅·斯尼吉尔,彼得·费奥多罗夫,谢尔盖·加尔马什,=
克里斯托弗·普卢默,迪恩·诺里斯,马丁·兰道,布鲁诺·冈茨,尤尔根·普洛斯诺,亨利·科泽尼,金·罗伯特