Hidden Depths (audio anthology)

 was a full cast audio anthology released in November 2022 by Big Finish Productions. It was the third release of the second series of The Ninth Doctor Adventures. It featured Christopher Eccleston as the Ninth Doctor.

Publisher's summary
Sometimes things lurk below the surface which only the Doctor can see...

From a moon with poison seas, to a 19th century health spa, even somewhere as everyday as a furniture store on a Sunday afternoon - there are always hidden depths and unseen dangers to uncover!

3.1 The Seas of Titan by Lizbeth Myles

3.2 Lay Down Your Arms by Lisa McMullin

3.3 Flatpack by John Dorney

Cover gallery
to be added