An exclusive documentary on the making of a classic slice of gothic Doctor Who, The Brain of Mobius. Contributors include director Christopher Barry, producer Philip Hinchcliffe, writer Terrance Dicks, designer Barry Newbery, composer Dudley Simpson, and actors Philip Madoc (Solon), Cynthia Grenville (Maren), Colin Fay (Condo) and Gillian Brown (Ohica). Narrated by Paul McGann.