The Twelfth Doctor Chronicles (audio anthology)

 was an audio anthology starring Jacob Dudman released by Big Finish Productions in February 2020.

Publisher's summary
Four stories set in the Twelfth Doctor era, narrated by Jacob Dudman.

1.1 The Charge of the Night Brigade by David Llewellyn

The Doctor finds himself in the Crimean War in 1855. There’s a strange sickness stalking the streets of Balaklava and it’s up to the Doctor and Mary Seacole to put a stop to it.

More story details coming soon.