Writer Mark Gatiss has revealed the title of his episode of series 6 part two. The episode previously had a working title of “What Are Little Boys Made Of?” but has now changed to “Night Terrors”. We now know the titles of a number of series 6 part 2 stories, see a list of them below.

08. Let's Kill Hitler By Steven Moffat.
09. Night Terrors By Mark Gatiss.
10. TBC (Working title The Green Anchor) By Tom McRae.
11. The God Complex By Toby Whitehouse.
12. TBC By Gareth Roberts.
13. TBC By Steven Moffat.