The leader of the Bigfoot clan that serves as the main antagonists in the novel. Her interactions with Kate and her community play a crucial role in the narrative.

Kate's husband, whose initial listlessness transforms as he takes on a more proactive role in the Greenloop community. His technical skills become vital for the community’s survival.

An artist-in-residence at Greenloop, who becomes a mentor and maternal figure to Kate and Dan. She influences them by teaching survival skills and emphasizing practicality.

The founder of Greenloop, initially seen as a confident leader whose influence wanes after a crisis. His leadership contrasts with the more action-oriented approaches of other characters.