Episode 1 Details Casts Galleries Posters Season Lists Title Episode 1 Genres Crime Drama Release Date 2021-02-16 Episode Runtime 00 Hours 52 Minutes Season Number 4 Episode Number 1 Production Companies GMT Productions, Elephant Story, France Télévisions Original Size (1280x720) Original Size (1280x720) Original Size (3840x2160) Original Size (3840x2160) Original Size (667x1000) Original Size (1000x1500) Original Size (960x1440) Season 1 6 Episode(s) 2017-12-19 Season 2 14 Episode(s) 2018-10-16 Season 3 12 Episode(s) 2020-11-24 Season 4 3 Episode(s) 2021-02-16