Moonflower Murders' midpoint episode sticks to London, where Susan investigates what Alan Conway knew about the Frank Parris murder as DS Locke warns her to stay away from the case.
The Mark Gatiss episodes of the BBC's long-running A Ghost Story for Christmas are dropping the winter holiday from its moniker and will arrive on PBS Passport as Ghost Stories for Halloween.
Ridley and his colleagues are getting closer to the truth in the second half of Ridley's Season 2 premiere, but Tasha finds the man she's in love with may destroy her.