Charles Bronson, Jim Brown, John Cassavetes, Trini Lopez, Telly Savalas, Donald Sutherland and Clint Walker are among the 12 jailbirds who will earn their freedom if they survive.

• 李马荣扮演其中的长官，这个极其冷酷的硬汉自愿到军中带领十二个囚犯执行暗杀德国军官的行动。