This week hosts Josh and Alan are joined by their good friend Ashley Raburn to talk about "The Martian Invasion of Planetoid 50" the fifth chapter of Big Finish's ongoing 60th Anniversary series Once and Future. The First Doctor arrives in Victorian London amid a Martian invasion. But he discovers all is not what it seems when Missy appears... Soon, the Doctor is propelled into a future incarnation - the Tenth - but he is not alone in battling Missy and her Martian invaders. The Paternoster Gang are also here to assist. But can they offer the Doctor any help in solving his own degeneration mystery?

"Planetoid 50" stars David Tennant, Michelle Gomez, Neve McIntosh, Catrin Stewert, and Dan Starkey, written by Jonathan Barnes and directed by Ken Bentley.

Fear not! If you haven't heard "Planetoid 50" yet, we keep the first half of our review spoiler-free and give a clear warning before we launch into spoilers. First, though, the episode begins with the gang covering the news of the week, including a couple of rumours and conspiracy theories!

What did you think of "Planetoid 50"? Drop us a line at doctorwhoatoz@gmail.com or, if you visit our website (link below), leave us a voice recording and we'll play it during an episode!

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