The Locked Room (audio story)

 was the fourth and final story in the 2015 Companion Chronicles audio box set The First Doctor: Volume One.

Publisher's summary
Steven Taylor left the Doctor and the TARDIS to become king of an alien world. But it's now many years since he gave up the throne and went to live in a cell in the mountains, out of sight of his people. He's not escaping his past – quite the opposite, in fact. As his granddaughter, Sida, is about to discover...

Plot
to be added

Cast

 * Steven Taylor - Peter Purves
 * Sida - Alice Haig
 * Vardan - Lisa Bowerman

Continuity

 * Steven is attempting to find a way to contact the Doctor. (AUDIO: The Founding Fathers)
 * The First Doctor, Steven and Oliver Harper previously encountered the Vardans, resulting in Oliver's death. He combined with the consciousness of the Vardan, remained within the TARDIS and witnessed the Doctor's regeneration. (AUDIO: The First Wave)
 * Sida has been elected president. (AUDIO: The Founding Fathers)
 * Sida discusses how Steven's favourite daughter, and her aunt, Dodo, was murdered by assassins during the war. (AUDIO The War To End All Wars)