The Fourth Doctor Adventures Series 8: Volume 1

 was a full cast audio anthology released on January 2019 by Big Finish Productions. It featured the Fourth Doctor, and Ann Kelso and K9.

Publisher's summary
The Sinestran Kill by Andrew Smith

The Enchantress of Numbers by Simon Barnard and Paul Morris

Planet of the Drashigs by Phil Mulryne

The False Guardian by Guy Adams

Featured actors

 * Tom Baker
 * Jane Slavin
 * John Leeson

Cover gallery
to be added