The Invention of Death (audio story)

 was the first audio story in the anthology The First Doctor Adventures: Volume Two. It was written by John Dorney and featured David Bradley as the First Doctor, Claudia Grant as Susan Foreman, Jemma Powell as Barbara Wright and Jamie Glover as Ian Chesterton.

Publisher's summary
After an experimental flight, the TARDIS crew find themselves on one of the strangest worlds they have ever encountered.

Alien life takes many forms, and on Ashtallah the travellers find all their preconceptions tested.

But this world is about to make a discovery – and it could mean the end of everything.

A World Without Fear (1)
to be added

The First (2)
to be added

The Dying Art (3)
to be added

The Invention of Life (4)
to be added

Cast

 * The Doctor - David Bradley
 * Susan Foreman - Claudia Grant
 * Ian Chesterton - Jamie Glover
 * Barbara Wright - Jemma Powell
 * Sharlan - Tracy Wiles
 * Brenna - Michelle Morris

Continuity

 * The TARDIS crew have recently left Paris. (TV: The Reign of Terror)
 * Ian references an incident in which the Doctor claimed he needed to find mercury. The Doctor gets flustered at his remark. (TV: The Daleks)
 * Susan and the Doctor mention meeting Daleks (TV: The Daleks) and Sensorites. (TV: The Sensorites)
 * Barbara and Ian are both treated with Ashtallan cells, which the Doctor speculates could mean they will "never age". (TV: Death of the Doctor)