Oops! You need to enable JavaScript in your browser to start watching. Guidance: With strong language and violence including torture. Disable parental controls Enable parental controls Marcella Series 3 - Episode 4 Marcella's mental state is beginning to fracture. Bobby is arrested and Katherine takes control of the city by getting rid of those in her way. 60 mins Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share