What is the name of the Dalek's home planet?
The Doctor first meets a Sontaran in episode "The Time Warrior", what was his name?
Which monster masqueraded as a human called Victor Kennedy?
What creature, defeated by the Second and Tenth Doctor, resembles a giant crab?
Who are the Sontarans fighting a never ending war against?
What were the vampire-like creatures in the Seventh Doctor story "The Curse of Fenric" called?
What foe does the Doctor come face to face with on Fang rock for the first and only time?
In "The Talons of Weng-Chiang", what is the murderous Mr Sin?