Inside the Console (TV story)

✅ Inside the Console is an unproduced episode of Doctor Who. It was one of the original proposals that were eventually scrapped. (TEDW 12)

Plot
The Doctor and his companions find themselves in a futuristic city. Only later do they realize they've been reduced to the size of pinheads and are inside the TARDIS console.

Trivia

 * The plot was partially used for the episode Planet of Giants.