After a nearly three-year hiatus, Marc Warren is back on our screens in the anticipated fourth season of ITV's hit Amsterdam-set crime drama, Van der Valk. The 59-year-old plays street-smart detective Piet Van der Valk, a cynical sleuth who lives a solitary existence, alone on a canal boat docked in the harbour. WATCH: The trailer for Van der Valk season 4He joined the National Youth Theatre and went on to appear in various stage plays before landing his first major film role in the 1992 BBC film, An Ungentlemanly Act. Marc Warren's love lifeMarc keeps his personal life out of the spotlight, so little is known about his current relationship status. Speaking about the similarities between himself and his on-screen counterpart, Piet Van Der Valk, Marc told The i Paper in 2022: "He is very interested in leading that solitary life.