Golgo 13: The Professional, known as simply in Japan, is a 1983 Japanese adult animated action film based on the manga series Golgo 13 by Takao Saito. The film was directed by Osamu Dezaki, produced by Yutaka Fujioka and Mata Yamamoto and was written from a screenplay by Shūkei Nagasaka. It is the first animated film based on the manga, and the third overall Golgo 13 film after two previous live-action films (the second film starring Sonny Chiba as Golgo 13).

Plot

Professional contract killer Duke Togo—codenamed "Golgo 13"—is hired to assassinate Robert Dawson, the son of oil baron Leonard Dawson and the heir of Dawson Enterprises, and succeeds. Later, after accomplishing a hit on a powerful crime boss in Sicily named Dr. Z, Golgo is suddenly attacked by the U.S. Military and CIA. His local contact, a clockmaker, is also murdered by a genetically enhanced supersoldier named Snake. Aided by the Pentagon, the FBI, and the CIA, Dawson has become determined to kill Golgo and avenge his son's death.