The Sinner Season 4 is here (Image via USA Network)Popular American police procedural drama The Sinner is back with its fourth season. The Bill Pullman-starrer anthology series has already started airing on USA Network.The brand new season brings a predominantly fresh cast, with Pullman reprising his role as police detective Harry Ambrose. The revamped storyline is all set to reignite the thrill among fans.The Sinner: All about the fourth season of anthology thriller seriesWhen did The Sinner Season 4 premiere?The first episode of The Sinner Season 4 aired on October 13 (Image via USA Network)The Sinner Season 4 premiered on American cable channel USA Network, which is the original broadcaster of the show. It has been the platform for the premiere of the show's each season. The fourth season has not been launched in its entirety as only the first episode was aired on Wednesday, Oct 13, 2021. The upcoming episodes will also have a Wednesday premiere every week.The American viewers can take a look at the official trailer here:Where to watch The Sinner Season 4 online?The Netflix release will happen later (Image via USA Network)The first three seasons of The Sinner are available on Netflix, and the fourth season will also drop on the famous OTT platform. However, the Netflix release will not happen anytime soon, and no other renowned platform is streaming season 4.However, viewers can use the streaming television services available in the United States to watch USA Network online. Some of the TV streaming platforms are FuboTV (fuboTV), SlingTV (slingTV), Hulu With Live TV (Hulu + Live TV), and many more.The Sinner Season 4: TV schedule and number of episodesSeason 4 has eight episodes (Image via USA Network)The fourth season of the fan-favorite thriller drama will have eight episodes, with each of them premiering every Wednesday at 10 p.m. ET/PT. Here's the complete schedule of The Sinner Season 4 on USA Network:|Episode 1 - October 13Episode 2 - October 20Episode 3 - October 27Episode 4 - November 3Episode 5 - November 10 Episode 6 - November 17 Episode 7 - November 24Episode 8 - December 1The Sinner Season 4: Plot, Cast and charactersDetective Harry Ambrose is still the protagonist of the new season (Image via USA Networks)Cast and charactersBill Pullman portrays Detective Harry AmbroseJessica Hecht portrays SonyaFrances Fisher portrays Meg MuldoonAlice Kremelberg portrays Percy MuldoonMichael Mosley portrays Colin MuldoonNeal Huff portrays Sean MuldoonChindy Cheung portrays Stephanie LamRonin Wong portrays Mike LamThe Sinner@TheSinnerUSAHarry is in full investigation mode, and we're here for it! What do you think the significance of these items are? 🔎#TheSinner11:30 AM · Oct 15, 2021355Harry is in full investigation mode, and we're here for it! What do you think the significance of these items are? 🔎#TheSinner https://t.co/Ksq35XEAquPlot The fourth season follows the story of trauma-ridden detective Harry Ambrose living his retirement life with his partner Sonya. The story becomes more interesting when:"An unexpected tragedy occurs involving the daughter of a prominent island family, Ambrose is recruited to help the investigation, only to be thrown into a mystery of mounting paranoia that will turn this sleepy tourist island, and Ambrose's life, upside down."