The BBC have released a promotional picture of Doctor Who writer and actor Mark Gatiss in the new series of Horrible Histories - click on the pic above for a bigger version. Also featured in the image are his League of Gentlemen colleagues Reece Shearsmith and Steve Pemberton (who also starred in the Silence in the Library two~parter).
There is no airdate, as of yet, for the fourth series of the multi-award-winning show but the first episode airs in "Week 15" (April 7-13) on CBBC.