The Horror of Hy-Brasil (audio story)

 was a short trip featuring the Second Doctor, Jamie, and Zoe which was available to subscribers of Big Finish's main Doctor Who range whose subscription included Shadow Planet / World Apart.

Plot
to be added

Characters

 * Second Doctor
 * Jamie McCrimmon
 * Zoe Heriot

Continuity

 * Jamie refers to the Doctor dematerialising the TARDIS to escape a volcanic explosion occurring on Dulkis. (TV: The Dominators)
 * The Doctor moved a dusty backgammon board to open a plant incubator. During his first incarnation, the Doctor played backgammon with Kublai Khan. (TV: Marco Polo)