Doctor Who: The Companion Chronicles: The Catalyst (2.4)
Released January 2008
Written By: Nigel Fairs
Starring: Louise Jameson, Timothy Watson
Duration: 60 minutes
From £3.99
OPTIONS
The pride of the Z'nai matches that of Leela of the Sevateem. Why would the Doctor imprison one in such an unlikely place, and what terrors will be brought about by letting it loose?
