The Android Maker of Calderon IV (short story)

Summary
Five years previously, Sarah Jane Smith and the Third Doctor had visited Calderon IV and had met the Android maker, who they had defeated within one and a half hours. The Doctor had left a signal device behind inches they needed to be contacted again.

The android maker now makes a perfect repica of the Doctor, which he has programmed to murder and replace the Doctor so that he can have an audience with Praesidium, so he can assainate him with an explosive located within his head. However, the android turns out useless when it is discovered the Doctor had regenerated.

Characters

 * Fourth Doctor
 * Sarah Jane Smith
 * Android maker
 * Third Doctor (Android)

Continuity
to be added

Timeline

 * This story occurs after ST: Eternity
 * This story occurs before TVC: Dredger