2.4. The Catalyst
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?
Written By: Nigel Fairs
Directed By: Nigel Fairs
Louise Jameson (Leela); Timothy Watson (The Z'nai)
Doctor Who - The Companion Chronicles Previous Release
Doctor Who - The Companion Chronicles