Object
Cave Distraction Stone (Dido)
A small, nondescript stone used by the Doctor as a tactical distraction to occupy Ian Chesterton while the Doctor slips away. Played no functional role beyond the Doctor's ploy and was not climbed or used as a platform.
2 appearances
Purpose
Trivial fetch task to distract Ian
Significance
Exposes the Doctor's erratic state driven by grief over Susan's absence; Ian and Barbara's reactions highlight group tensions and foreshadow external threats like Koquillion near the TARDIS
Appearances in the Narrative
When this object appears and how it's used