Jodie is Mungo’s older sister known for her intelligence and determination to improve her life beyond their difficult neighborhood. She is a caring figure in Mungo’s life, and her focus on education distinguishes her from her peers.

Hamish is Mungo’s older brother with a reputation for violence, often leading a gang in their community. Despite his harsh exterior, he shows a complex mixture of protection and prejudice towards Mungo.

Mo-Maw is Mungo’s mother, struggling with alcohol addiction and a chaotic lifestyle. She often prioritizes her own needs over her children's well-being, leading to strained familial relations.

James is Mungo’s neighbor and boyfriend, providing Mungo with love and acceptance. He is characterized by his caring nature and dreams of escaping his current circumstances.

Gallowgate, whose real name is Angus, is an antagonist recently released from prison. His intimidating nature and past crimes create a threatening presence in Mungo’s life.

St. Christopher, also known as Christopher, is another antagonist with a history of crimes against minors. His interactions with Mungo add to the challenges and dangers Mungo faces.