Black Dog (audio story)

 was the twelfth story of the fifth season of Big Finish Productions' Short Trips series. It was read by Louise Jameson.

Publisher's summary
To dream of the Black Dog is to die in terror within the week. The Doctor thinks it nothing but mindless superstition... but then Leela dreams the dream.

Characters

 * Fourth Doctor
 * Leela

Worldbuilding

 * The Earth Empire, which has a seal, is preparing to handover control of Canus Alpha to the native population. The Empire first settled the planet 30 years earlier.
 * Medicinal bugs are used.
 * The Canus Alphans have grey waxy skin and webbed hands. They were polytheistic before the Black Dog came.
 * The TARDIS arrives during the first decade of the Alphan rainy season.
 * There are four benedrillian mines in the system.
 * The Black Dog is a god invading dreams, unaffected by prayers or incantations.
 * The Doctor describes Leela as "the greatest hunter who has ever lived" and says she "hunted god."
 * Psychic energy is mentioned.

Continuity

 * The Doctor tells Leela that the Sevateem are far from Canus Alpha. (TV: The Face of Evil)
 * The Doctor says that false gods can be fought and defeated. (TV: Pyramids of Mars, The Face of Evil)
 * The Doctor refers to Xoanon. (TV: The Face of Evil)
 * Leela uses a janis thorn to kill the Black Dog. (TV: The Face of Evil)