'The Catalyst' (2 Parts) by Nigel Fairs

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?

Louise Jameson (Leela), Timothy Watson (The Z'nai)

Directed by Nigel Fairs

Release Date:
January 2008

Notes:

*Featuring the Fourth Doctor and Leela

*A Big Finish Audio Production