The Widower Catch up on the ITV Hub Full Series Series 1 available Unsettling true crime drama based on the crimes of convicted murderer Malcolm Webster. The manipulative criminal woos a succession of women under false pretences. 3 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Full Series Series 1 Episode 1 Mon Monday 17 Mar Crime drama. Claire Webster challenges her new husband Malcolm about his wild spending. Episode 2 Mon Monday 24 Mar Drama series. Now living in New Zealand, Webster plans to get rid of his second wife. Latest Episode 3 Mon Monday 31 Mar Drama series. Webster continues to evade capture and plans to bigamously marry Simone.