Instead of a house, they find her living in a hidden in a junkyard. Upon forcing their way inside, they discover a massive, futuristic control room that is "much bigger on the inside". There, they meet Susan’s grandfather, a mysterious old man known only as The Doctor (played by William Hartnell). Key Details
The story begins at Coal Hill School in London, where two teachers, Ian Chesterton and Barbara Wright, become intrigued by their unusual student, . Her advanced knowledge of science and history—combined with her strange gaps in everyday 1963 knowledge—leads them to follow her home. Doctor Who Classic 1x01 La Ragazza Extraterrestre
: Introduced here as a "Time and Relative Dimension in Space" ship. Susan mentions she actually coined the acronym herself. Instead of a house, they find her living