DOCTOR WHO THE PRISON PARADOX #3 (OF 4) CVR C SAMI KIVELA HOMAGE COVER VAR

20TH ANNIVERSARY OF THE 1ST APPEARANCE OF THE SLITHEEN! Something more terrifying than mere criminals lurks within the space prison of Panotoplis. Can the Doctor and Felik be saved from possession by an evil alien entity and how can a lone Adipose defeat an invisible enemy?