'The Marlow Murder Club' Already Filming Season 3 The Marlow Murder Club will debut Season 2 in the U.S. in August 2025, but it's already filming Season 3. By Ani Bundel for PBS on 5/20/2025
'The Marlow Murder Club' Reassembles in August for Season 2 PBS and Masterpiece bring back the trio of fan favorites at the heart of The Marlow Murder Club, with a Season 2 premiere just around the corner. By Ani Bundel for PBS on 5/1/2025
