Episode 5: Journey to the Centre of the TARDIS. Written by Steve Thompson. Directed by Mat King. Airdate: April 27, 2013
Episode 6: The Crimson Horror. Written by Mark Gatiss. Directed by Saul Metzstein. Airdate: May 4, 2013
Episode 7: Nightmare in Silver. Written by Neil Gaiman. Directed by Stephen Wolfenden. Airdate: May 11, 2013
You can find high res versions of all three posters in our imgur gallery.