Stranded 4

 was a full cast audio anthology released on 6 April 2022 by Big Finish Productions. It was the fourth and final release of the Stranded audio series. It featured Paul McGann as the Eighth Doctor, Nicola Walker as Liv Chenka, Hattie Morahan as Helen Sinclair, Rebecca Root as Tania Bell and Tom Price as Andy Davidson.

Publisher's summary
After crashing in 2020 London, the TARDIS crew has found the future of the universe altered and the human race doomed.

As the Doctor tries desperately to unravel the paradox, all roads lead back to Baker Street, and the greatest test of all...

4.1 Crossed Lines by Matt Fitton

The Doctor interrupts a pivotal journey for young Robin, while Tania and Helen are caught up in events past and present.

As the timeline dissolves and the Void encroaches, the Doctor's friends ask the Curator for help. But he is not the man he was...

4.2 Get Andy by Lisa McMullin

The Doctor resolves to make a difference and save one life in particular. But someone else is making a beeline for Sergeant Andy Davidson.

Mr Bird has something to prove, and he will go to any extreme to do it...

4.3 The Keys of Baker Street by Roy Gill

Homing in on the root of the problem, the Doctor attempts a risky solution – and disaster strikes. Soon, 107 Baker Street is all that's left of reality, as the residents climb the floors to face their destiny.

4.4 Best Year Ever by John Dorney

What happens if the world is actually fixed? There are times when even the Doctor cannot help.

And whatever the outcome, Liv and Tania have a decision to make.