The Edge (CC audio story)

 written by Rob Nisbet was the fourth and final story in the 2016 The Companion Chronicles audio box set The Second Doctor: Volume One. It featured Jamie and Zoe.

Publisher's summary
The Edge is the galaxy's scientific hub of experimentation, theoretical breakthroughs and invention — just the sort of place to interest the Doctor and Zoe. However, a secret lies hidden in The Edge laboratories. Jamie instinctively knows that something is wrong, and it doesn't take long for him to be proved right...

Part one
to be added

Part two
to be added

Cast

 * The Doctor/Jamie - Frazer Hines
 * Provost Curtis/Sebastian - Robert Whitelock

Continuity

 * Jamie recalls flying in Brigadier Lethbridge-Stewart's "helichopper". (TV: The Invasion)
 * Jamie remembers Ben and Polly explaining trains and tracks to him a long time ago. (AUDIO: The Mouthless Dead)
 * Jamie refers to his visit to Gatwick Airport on 20 July 1966. (TV: The Faceless Ones)
 * Jamie tells Curtis that he has encountered Ice Warriors (TV: The Ice Warriors, The Seeds of Death; AUDIO: Lords of the Red Planet), Robot Yeti (TV: The Abominable Snowmen, The Web Fear) and space pirates. (TV: The Space Pirates)