A new trailer from BBC One highlighting their "Spring" output has been released and features some new footage from this series of
Doctor Who - watch it on the player below. The footage is from the Mark Gatiss episode,
The Crimson Horror, which debuts on May 4. Visit the
Doctor Who Series 7 Guide
HERE. Synopsis:
"Something ghastly is afoot in Victorian Yorkshire, as bodies are found with their skin a waxy, glowing red."