What was the name of the giant parasitic wasp creatures that terrorised the Fourth Doctor in "The Ark of Space"?
What alien race had Prisoner Zero escaped from?
What is the name of the Dalek's home planet?
What is unusual about the Daleks that attack the Eleventh Doctor in the National Museum?
What does the Tenth Doctor describe Bannakaffalatta as, when he first sees him?
What creature, defeated by the Second and Tenth Doctor, resembles a giant crab?
What kind of monster was Captain Varga?
What foe does the Doctor come face to face with on Fang rock for the first and only time?