Details on Doctor Who - The World Beyond Trees

The New Year starts off with an 8th Doctor download only audio adventure that takes place after the Dark Eyes saga.  You can order this download only story from the Big Finish website.
https://www.bigfinish.com/releases/v/the-world-beyond-the-trees-1356

MedTech Chenka is alone. No Doctor. No TARDIS. No Molly O'Sullivan. But the strange environment she's stranded in is about to get even stranger, with Liv the only one who can help out. There's a message here, for her, and for someone very far away...

Producer Ian Atkins
Script Editor Ian Atkins
Executive Producers Jason Haigh-Ellery and Nicholas Briggs

Written By: Jonathan Barnes 
Directed By: Lisa Bowerman

Cast
Nicola Walker (Narrator)

Doctor Who - Trailer and Synopsis For Doom Coalition Vol 1

Out now is the new series for the 8th Doctor called Doom Coalition.  This series of box sets sees The Doctor taking on a new threat that might have severe consequences for Gallifrey. You can order the new box set at the Big Finish website.
http://www.bigfinish.com/releases/v/doom-coalition-1-1221

EPISODE 1: THE ELEVEN written by Matt Fitton

When one of Gallifrey's most notorious criminals attempts to escape from prison, Cardinal Padrac turns for help to the Time Lord who put him there in the first place.

EPISODE 2: THE RED LADY written by John Dorney

A London Museum holds the key to many secrets from the past. But some secrets are so deadly they should remain locked away. Forever.

EPISODE 3: THE GALILEO TRAP written by Marc Platt

With a mysterious plague sweeping through Florence, a rampaging alien behemoth comes between the Doctor and the answers he seeks.

EPISODE 4: THE SATANIC MILL written by Edward Collier

Long buried animosities come boiling to the surface on an ancient and powerful satellite, in a final confrontation that could have unimaginable consequences.