Bill Potts was a companion of the Twelfth Doctor. Her mother died when she was young and she had a foster mother.
Bill served chips at a University and attended the Doctor's lectures. Noticing this, he became her personal tutor. (TV: The Pilot)
| Companions of the Twelfth Doctor |
|---|
| | Original to television |
| Multi-story | | | | Narratively ambiguous | |
| | | Original to prose | | | | Original to comics |
| Multi-story | | | | Single-adventure | | | | Multi-adventure | | | | Narratively-ambiguous | |
| | | Original to audio |
| Multi-story | | | | Narratively ambiguous | | | | Single-adventure | |
| | | Original to games | | | | If a medium is not mentioned, then this incarnation did not have companions who were original to that medium; it does not mean that this Doctor failed to appear in that medium. |
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