District 31 Details Casts Season Lists Title District 31 Genres Krimi Drama First Air Date 2016-09-12 Last Air Date 2019-02-21 Episode Runtime 00 Hours 22 Minutes Total Season(s) 3 Total Episode(s) on All Seasons 330 Runtime 22 Production Companies Aetios Productions Magalie Lépine-Blondeau... Nadine Legrand... Vincent-Guillaume Otis... Patrick Bissonnette... Luc Picard... Geoffroy Morin... Sébastien Delorme... Stéphane Pouliot... Gildor Roy ... Daniel Chiasson... Hélène Bourgeois Lecler... Isabelle Roy... Patrick Labbé... Laurent Cloutier... Michel Charette... Bruno Gagné... Season 1 120 Episode(s) 2016-09-12 Season 2 120 Episode(s) 2017-09-11 Season 3 90 Episode(s) 2018-09-10