Writers Bénédicte Kermadec and Alphonse Boudard worked with Deray on Roger Borniche's memoir in order to create the script.
Flic Story was released through 1975 to 1977 in the United States as Cop Story, Finland as Passi ruumishuoneelle and West Germany as Der Bulle und der Killer or Flic Story - Duell in sechs Runden.