Prologue: The First Doctor was one of several prologues to the miniseries Supremacy of the Cybermen, published by Titan Comics.
Susan is running home, fearing that she is being followed by a car. When she arrives at the junkyard, she finds the Doctor being held prisoner by the Cybermen. He tells her to run away.
- Susan walks past an advertisement for Bovril.
- This story was published in 10DY2 12.
- This is an alternate version of the events of An Unearthly Child.
- Ian and Barbara appear only as silhouettes in a car.