The film was restored in 2014 by KG Productions with the support of the CNC under the supervision of Costa-Gavras by Éclair Group for the image and L.E. Diapason for the sound.
This movie is part of an informal political thrillers directed by written and directed by Costa-Gavras and starring Yves Montand, with the other two films being Z (1969) and State of Siege (1972).
This film is part of the Criterion Collection, spine #759.
Italian censorship visa #56884 dated 21 September 1970.
French censorship visa #35756.