Peter’s increasingly distant wife and mother of Rowan and Clara; she shares Peter’s hidden identity and commitment to abstaining from blood.

Peter and Helen’s teenage son, the elder Radley child, who suffers bullying, sleeplessness, rashes, and violent nightmares he cannot understand.

Peter and Helen’s anemic teenage daughter, recently vegan and unaware of the family secret that complicates her ordinary adolescent struggles.

Peter’s estranged older brother and Clara and Rowan’s charismatic uncle, a practicing vampire opposed to the family’s abstinent, repressed way of life.

Clara’s new friend, recently arrived from Manchester with her father, a former police detective who regards the Radley family suspiciously.

A main character identified alongside Will, Peter, and Helen as someone whose personal desires are central to the novel’s discussion.