After October's epic opening to the Doom Coalition saga, March 2016 will see the Eighth Doctor's (Paul McGann) journey continue with the release of Doctor Who: Doom Coalition 2.

The past and future begin to collide as River Song (Alex Kingston) joins the Doctor, Liv Chenka (Nicola Walker) and Helen Sinclair (Hattie Morahan) for a rematch with the Eleven (Mark Bonnar). Listen to the trailer below:

The new four-story box-set will see the TARDIS returning to San Fransisco, a deadly battle rage across the volcano planet Syran and a rematch with some very old enemies – the Voord!

2.1 Beachhead by Nicholas Briggs

The residents of Stegmoor Bay have more to deal with than the elements when a flash flood uncovers the remains of a Voord scout ship.

2.2 Scenes from Her Life by John Dorney

Following a clue into the time vortex, the Doctor investigates a desolate city only to discover a horrifying plot to create a monster.

2.3 The Gift by Marc Platt

San Francisco, 1906, and a desperate race to prevent the destruction of more than just the city.

2.4 The Sonomancer by Matt Fitton

River Song tries to stop a mining company from exploiting the Syran people only to discover the miners have uncovered much more than they bargained for.

Doctor Who: Doom Coalition 2 features a phenomenal guest cast, including Rebecca Night, Julia Hills, Kirsty Besterman, Andrew Dickens, Emma Cunniffe, Vincent Franklin, Jacqueline King, Hamish Clark, James Jordan, Paul Marc, Cory English, Laura Harding, Enzo Squillino Jnr, Derek Ezenagu, Janet Fullerlove and John Banks.

You can pre-order this March 2016 box set today, either individually or as part of a special bundle together with the other three instalments of the Doctor Who: Doom Coalition saga. With the set's general release not until the end of May 2016, it's a perfect chance to be among the first to hear it! And remember, when you choose to buy this release on CD directly from Big Finish, you will also unlock instant access to a digital copy for download.

The Eighth Doctor and River Song will also cross paths in our brand new spin-off series The Diary of River Song: Series 1 – available to download Boxing Day 2015 ahead of its physical release on January 8th 2016! Listen to the trailer below:

And don't forget – River returns to our TV screens tomorrow in the Doctor Who Christmas Special The Husbands of River Song. Enjoy the trailer below!