Witnesses (2015) is a Mystery, Crime series that follows witnesses (French: Les Témoins) is a French police procedural television series, created by Marc Herpoux and Hervé Hadmar. In the first season, police detectives Sandra Winckler and Justin investigate when bodies of murder victims are unearthed and left for discovery in the show homes of a housing developer. Former chief-of-police, Paul Maisonneuve, is implicated. In the second season, Sandra and Justin find themselves on the trail of a serial killer whose modus operandi is to murder all former lovers of his kidnap victims. Currently, you can watch Witnesses on Amazon Video, Apple TV Store. Streaming availability may vary by country and platform over time. It has a user rating of 6.7 out of 10 from 42 votes. Fans of mystery series may also want to explore similar titles below.