The Tardis lands on Phobos, moon of Mars.
But there's something dangerous lurking in the shadows.
Timothy West, Nerys Hughes, Ben Silverstone, Johon Schwab and Tim Sutton also star in this Big Finish production.
For extreme sport nuts, the fear is part of the rush.
But the Doctor and Lucie are about to learn the true meaning of 'Phobos'.The time travellers soon learn the true meaning of 'phobia'.
Stars Paul Mcgann.
In extreme sports, fear is part of the rush.
The time travellers learn the true meaning of 'phobia'.
The time travellers soon learn the true meaning of 'phobia'.