A recovering alcoholic and police detective haunted by a previous case involving child abductions. He is Tom's estranged father who becomes involved in investigating a new kidnapping case.

Tom's six-year-old son who is coping with the trauma of his mother's death. He has a vivid imagination and forms unusual connections to deal with his grief.

A determined and ambitious detective working on a kidnapping case alongside Pete Willis. She is eager to prove herself while grappling with the emotional toll of her work.

The notorious Whisper Man, responsible for the abductions and murders of several boys. He remains an enigmatic figure whose crimes continue to impact others.

Frank Carter's son, who becomes involved in activities mirroring his father's past crimes while struggling with longstanding trauma from his childhood.

A suspect in a kidnapping case due to his suspicious interest in past crimes. He is cleared of the kidnapping but connected to other criminal acts.

A parent at Jake's school who befriends Tom. She is a local reporter with a personal interest in Tom and navigates ethical challenges in their relationship.