Netflix has released a trailer for Black Museum, an episode of the upcoming season 4 of the dystopian anthology series Black Mirror. They had previously released a trailer and poster The the episode titled Arkangel. It was directed by Colm McCarthy (The Girl with All the Gifts), and stars Douglas Hodge (The Night Manager, Catastrophe), Letitia Wright (Humans, Ready Player One), and Babs Olusanmokun (Roots, The Defenders)
There is no official release date at this time, with it expected sometime in 2018. They also released a poster for the episode via Twitter, which is above.