1979年恐怖片电影《杀机》讲述The Pickering Commission concluded that a lone gunman killed US President Kegan in 1960, in Philadelphia. 19 years later a dying man confesses to be the real shooter hired to kill him. Kegan's brother and filthy rich father investigate.由杰夫·布里吉斯,约翰·休斯顿,安东尼·博金斯,埃里·瓦拉赫,斯特林·海登等主演。