Spoilers are precisely defined here. Rules vary by the story's medium. Info from television stories can't be added here until after the top or bottom of the hour, British time, closest to the end credits roll on BBC One. Therefore, fans in the Americas who are sensitive to spoilers should avoid Tardis on Sundays until they've seen the episode.



The Keys of Time was an online game published on the BBC's Doctor Who: Monster Invasion website. Matt Smith provided his voice for the Eleventh Doctor.


A Graske has stolen a key to the TARDIS. He's had it copied and scattered the copied keys around the universe. The Eleventh Doctor's mission is it to track down all keys before his enemies use them to steal the TARDIS.

Level 1[]

The Sontarans have crash-landed in Victorian England and are building a massive cloning machine in the sewers. The Doctor has to collect ten cogs to stop them completing their machine and five missing TARDIS keys to stop them and reach the TARDIS.

How to play?[]

The Eleventh Doctor tries to save the TARDIS keys from the Sontarans.

You have to use the arrow keys to move the Doctor. You have to collect time crystals for bonus points and watch out for gaps in the floor.


  • Arrow up = jump
  • Arrow down = crouch
  • Arrow right = move right
  • Arrow left = move left
  • X = open inventory (right, left, up and down arrows to choose item)
  • X or spacebar = use the item you have chosen and close the space bar.

Power-up rewards[]

The special codes for power-up rewards were provided in the Doctor Who: Monster Invasion magazine.

  • Extra life: an additional life.
  • Dalek controller: a cunning device which allows you to control Daleks for a brief time.
  • Sonic Screwdriver booster: faster scanning.
  • Anti Gravity Belt: you can use the anti gravity lifts for special areas.
  • Time freeze: Freeze everything in time except yourself.
  • Aqualung: Allows you to swim through flooded tunnels and reach secret rooms.


  • Level 1: Victorian Sewers 1
  • Level 2: Bio Lab 1
  • Level 3: Dalek Ship 1
  • Level 4: Victorian Sewers 2
  • Level 5: Bio Lab 2
  • Level 6: Dalek Ship 2


External links[]