When a Killer Calls

A young babysitter who endures escalating threats after taking a job watching Molly. Initially anxious and cautious, she becomes increasingly resolute as the danger closes in. Her resourcefulness and determination drive the effort to protect others and confront the intruder. She ultimately fights back and survives the night.

A young girl whose safety is the focus of the babysitting arrangement. She becomes a target of the intruder’s terror and is tragically caught in the violence that erupts in the home. Her presence amplifies the stakes for Trisha and the other adults in the house.

The mother of the Hewitt family who is killed as part of the intruder's spree. Her death precipitates the unraveling of the household and the attackers' brutality becomes personal statistics rather than abstract horror.

One of Linda Hewitt's children who is murdered during the intruder's rampage. His death marks the loss of innocence and intensifies the family's tragedy.

The other Hewitt child who falls victim to the killer. Her death contributes to the sense of irreversible catastrophe surrounding the family.

The masked intruder who commits the murders and terrorizes the house. The character embodies relentless danger and a calculated, sadistic approach to violence.

Molly's neighbor who encounters the danger at close range. His warnings and later fate punctuate the film’s sense of a small community ripped apart by a single act of violence.

Trisha's friend who accompanies her to Molly's home and becomes tangled in the house's deadly events. He is killed during the struggle with the intruder.

Matt's friend who gets attacked during the invasion. His actions contribute to the chaotic confrontation in the basement.

Frank's girlfriend who is caught in the crossfire and attacked during the night. Her fate underscores the household’s perilous situation.

Molly's father; his murder is part of the intruder’s spree that disrupts the evening and adds to the sense of peril surrounding the family.

Molly's mother; her death is part of the broader tragedy visited on the household and neighbors during the assault.

A law enforcement officer who learns of the intruder’s presence and the trace of calls from inside the home; is drawn into the escalating danger and is targeted during the attempt to intervene.

Another officer who becomes involved as the situation worsens, contributing to the attempts to restore order and manage the chaos inside the house.

A neighbor or local figure referenced in the surrounding community; his presence adds texture to the social setting of the events.

A neighbor or local acquaintance who observes the unfolding danger, contributing to the neighborhood dynamic amid the crisis.

A young female victim connected to the narrative; her fate is revealed as part of the intruder’s spree, underscoring the indiscriminate brutality of the killer.