For the secrecy oath taken by magicians, see Magic (illusion)

The Magician's Oath is a Big Finish Productions

Big Finish Productions

Big Finish Productions is a British company that produces books and audio plays based, primarily, on cult British science fiction properties...

 audiobook based on the long-running British

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 science fiction

Science fiction

Science fiction is a genre of fiction dealing with imaginary but more or less plausible content such as future settings, futuristic science and technology, space travel, aliens, and paranormal abilities...

 television series Doctor Who

Doctor Who

Doctor Who is a British science fiction television programme produced by the BBC. The programme depicts the adventures of a time-travelling humanoid alien known as the Doctor who explores the universe in a sentient time machine called the TARDIS that flies through time and space, whose exterior...

.

The Companion Chronicles "talking books" are each narrated by one of the Doctor's

Third Doctor

The Third Doctor is the third incarnation of the protagonist of the long-running BBC television science-fiction series Doctor Who. He was portrayed by actor Jon Pertwee....

 companions and feature a second, guest-star voice along with music and sound effects.

Plot

The Third Doctor

Third Doctor

The Third Doctor is the third incarnation of the protagonist of the long-running BBC television science-fiction series Doctor Who. He was portrayed by actor Jon Pertwee....

 is asked to look into an incident in Hyde Park

Hyde Park, London

Hyde Park is one of the largest parks in central London, United Kingdom, and one of the Royal Parks of London, famous for its Speakers' Corner.The park is divided in two by the Serpentine...

, where dozens of people are frozen to death on the hottest day of July. Captain Mike Yates

Captain Mike Yates

Captain Mike Yates is a fictional character in the British science fiction television series Doctor Who, played by Richard Franklin. He was adjutant of the British contingent of UNIT , an international organisation that defends the Earth...

 and Jo Grant

Jo Grant

Josephine "Jo" Grant is a fictional character played by Katy Manning in the long-running British science fiction television series Doctor Who...

 think it has something to do with a mysterious magician

Magic (illusion)

Magic is a performing art that entertains audiences by staging tricks or creating illusions of seemingly impossible or supernatural feats using natural means...

 named Diamond Jack.

Continuity

• Yates mentions that UNIT
  UNIT
  UNIT is a fictional military organisation from the British science fiction television series Doctor Who, Torchwood and The Sarah Jane Adventures...
  
   does not mean the same thing anymore, a reference to their name change from United Nations Intelligence Taskforce to UNified Intelligence Taskforce, first revealed in The Sontaran Stratagem
  The Sontaran Stratagem
  "The Sontaran Stratagem" is the fourth episode of the fourth series of British science fiction television series Doctor Who. It was broadcast on BBC One on 26 April 2008...
  
  /The Poison Sky
  The Poison Sky
  "The Poison Sky" is the fifth episode of the fourth series of British science fiction television series Doctor Who. It was broadcast on BBC One on 3 May 2008. The episode features both former companion Martha Jones and the alien Sontarans...
  
  .

External links

• Big Finish - The Magicians Oath