When the director William Tannen hired Tangerine Dream to score _Flashpoint_ he told them not to do the end title song because he had one he was using - "Sympathy For The Devil" by The Rolling Stones. Tangerine Dream said it was the perfect song to end the film with. They scored the entire film but this piece. The studio felt the song was too expensive and instead gave the assignment to an assistant who worked for one of the vice presidents. It was voted "worst" end title song for 1984 by the film critic Leonard Maltin.
Some movie posters for the film featured a long blurb that read: "They drink together. Work together. Party together. They live for trouble. Now they've uncovered a secret and their troubles are just beginning."
One of two 1984 cinema movies starring actor-singer Kris Kristofferson that were first released in that year. The two theatrical feature films, which both had one word titles, were Flashpoint (1984) and Songwriter (1984).
The movie's source novelist George LaFountaine had previously written a novel that had been filmed as Two-Minute Warning (1976) which had debuted in the same 1976 year that Flashpoint (1984)'s source novel had been first published. The source novel of Two-Minute Warning (1976) was known in France under its French title of "Un tueur dans la foule".
In a scene that foreshadows the film's main theme, there is a portrait of President Kennedy on the wall behind the coin dealer. Part of the portrait depicts the then three-year old John, Jr. saluting at his father's funeral.
This motion picture's opening title cards states "1963", and then after this sequence during this time, the second opening title card is "1984", the latter being the time period in which the rest of the picture is set.
The trivia item below may give away important plot points.
The film's closing epilogue states: "To this day, controversy and mystery surround the assassination of John F. Kennedy. Evidence points to a strong probability that witnesses to the assassination have been systematically harassed or have died under mysterious circumstances".