Self-Defence (audio anthology)

 was a full cast audio anthology released on June 2022 by Big Finish Productions. It was the seventh release in The War Master audio series and featured Derek Jacobi as the War Master, and David Tennant as the Tenth Doctor.

Publisher's summary
The Time War incarnation of the Doctor's best enemy is back, and the two Time Lords face each other once more - but who remembers whom?

7.1 The Forest of Penitence by Lou Morgan

Waking in an unusual forest with no memory of how he arrived there, the Master has little choice but to seek help from other survivors. But what is it they've all survived?

7.2 The Players by Una McCormack

On the planet Trabus, the Master discovers a society where nobody is innocent and the only true crime is to be a less successful villain than those around you.

7.3 Boundaries by Lizbeth Myles

As his companion Cole attempts to save a world, the Master discovers an extraterrestrial entity that threatens to spread across the globe.

7.4 The Last Line by Lizzie Hopley

At the mercy of an ancient and powerful race, the Master calls upon his oldest friend in his hour of need. The problem is he doesn’t recognise this incarnation of the Doctor... while the Doctor knows this Master all too well.

Featured cast

 * Derek Jacobi
 * David Tennant