Castrovalva: Part Four is an episode of Doctor Who starring Peter Davison, Janet Fielding, and Sarah Sutton. The Doctor discovers Castrovalva is a cursive occlusion, an impossible yet manifested Escheresque environment, with all...
Runtime: 50 minutes
Genre: Adventure, Drama, Family, Sci-Fi
Stars: Peter Davison, Janet Fielding, Sarah Sutton, Matthew Waterhouse
Director: Fiona Cumming, Christopher H. Bidmead, Sydney Newman