The Deep (audio story)

Summary
When Nyssa attempts to fix the chameleon circuit, TARDIS turns into a whale. Can the Doctor and she recapture it and turn it back into the old TARDIS before it's stuck in the form of a whale forever?

Characters

 * Fifth Doctor
 * Nyssa

Continuity
to be added

Timeline
Though the play gives no specifics as to its timing, The Deep takes place somewhere between Time-Flight and Arc of Infinity, because the Doctor is travelling alone with the Doctor.