Thomas's father-in-law and a guest at the party. He becomes increasingly suspicious of Thomas's erratic behavior and attempts to keep a cool head during the gathering, adding to the rising tension as he probes into the unfolding situation.
Father-in-law and son-in-law dynamic complicated by William's growing suspicions.
Father and daughter relationship, with William acting as the skeptical observer.
Explore the full interactive character relationship map of The Girl in the Pool