Paul's deceased first wife whose mysterious death two years prior serves as the central mystery of the film. While Paul claims she died of a heart attack, Sophie reveals she was electrocuted by a tub heater, and Marcus later confesses to killing her.
Marcus is the deceased son of Sarah, harboring dark resentment toward her.
Paul is the grieving widower whose past tragedy haunts the present narrative.
Explore the full interactive character relationship map of What the Peeper Saw