Van Der Valk is returning at long last with a “past romance” knocking on the detective’s door.Hayley Anderson Screen Time TV Reporter17:13, 02 Aug 2026Van Der Valk season four debuts this evening and a new face is joining the Amsterdam-set detective drama.‌Fans have been missing the ITV crime drama for the past three years but thankfully, the wait is nearly over as series four airs this evening, Sunday, August 2, at 8pm.‌Based on the novels by English writer Nicholas Freeling, Van Der Valk once again follows the life of the Dutch titular detective as solves complex murder cases around the city. Lets take a look at the cast members of the latest season.‌ITV Van Der Valk season 4 castCommissaris Piet Van Der Valk - Marc WarrenOnce again back as the cynical and street-smart detective Commissaris Piet Van Der Valk is actor Marc Warren.Apart from the ITV drama, Warren is best known for starring as Albert Blithe in Band of Brothers, Dougie Raymond in The Vice, Danny Blue in Hustle and Rick in Mad Dogs.‌More recently, he has been in Netflix's Harlan Coben drama Missing You and the sitcom Big Boys.Inspector Lucienne Hassell - Maimie McCoyInspector Lucienne Hassell is Van Der Valk’s trusted confidant and right-hand woman, described as “calm, centred down-to-earth”.‌She is portrayed by actress Maimie McCoy whose other biggest role has been plyaing Milady de Winter in The Musketeers.Fans may also recognise her from A Confession, London Kills, DCI Banks, The Libertine and The Couple Next Door, just to name a few.Sergeant Kalie Tenkers - Kim Riedle‌Joining the cast for Van Der Valk season four is German actress Kim Riedle.She has had roles in Back for Good, Tatort, The Fox and Dear Child but she is best remembered in Germany for starring in the romantic drama Verbotene Liebe.She is playing Sergeant Kalie Tenkers, Van Der Valk’s ex-girlfriend who is “confident, provocative” and enjoys pushing boundaries.‌Hendrik Davie - Darrell D’SilvaActor Darrell D’Silva has featured in shows such as Domina, Informer and Out of the Blue, as well as films like The Wise Guy, Cold Storage, A Million Days and In The Grey.D'Silver portrays quirky, hard-drinking forensic pathologist Hendrik Davie in Van Der Valk who is forced to confront his own mortality in season four after “facing a frightening medical self-diagnosis”.‌Chief Commissaris Julia Dahlman - Emma FieldingActress Emma Fielding has been in shows such as CB Strike, Sanditon and BBC’s Les Miserables, as well as Unforgotten season three as Amy Hollis.She is behind the team’s leader Chief Commissaris Julia Dahlman who is both politically smart as well as fiercely loyal to her squad.Article continues belowVan Der Valk season four premiere, Sunday, August 2 at 8pm, on ITV1 and ITVX