The Doomsday Quatrain

Plot

Cast

• The Doctor – Sylvester McCoy
• Nostradamus / Conclave Leader – David Schofield
• Brors / Captain of the Guard / Bernardo – John Banks
• Garilund / Computer Voice – Caroline Keiff
• Kren / Second Nuncio – Derek Carlyle
• Larrett / Milo / First Nuncio – Nicholas Chambers

  Continuity

• In The Ark in Space, the Fourth Doctor claimed that his trademark scarf was knitted by Madame Nostradamus. This is referenced early on in this audio.
• The Skull of Sobek also featured aggressive, crocodilian aliens in conflict with blue-skinned, humanoid aliens.
• Black and White features a scene in which the Doctor is leaving Liv Chenka in Robophobia and heading to Celdor in this story. There is also a scene featuring him leaving Celdor and going to the House of Blue Fire in the next.