The protagonist. A young German woman who becomes trapped in the London Underground after missing her stop. She survives a series of terrifying encounters, including a failed assault, encounters with homeless squatters, and the titular killer. She escapes with George, witnesses multiple deaths, and ultimately kills the serial killer using a train to rip a chain from his throat before collapsing exhausted at the station.
Kate and George form a survival alliance after being imprisoned by the killer.
Kate and Craig are mortal enemies, with Kate surviving only by defeating him.
Kate and Jimmy form a pragmatic alliance driven by mutual survival needs.
Kate attempts to rescue Mandy, who becomes a victim of the underground killer.
Guy's unwanted attention on the train quickly turns into a shared victim dynamic.
Explore the full interactive character relationship map of Creep