The Strangler (1970) Timeline Explained – Every Event in Order

Kroll targets nurses because they represent a connection to his mother, who is hospitalized following a heart attack. His murderous pattern is driven by his deep-seated hatred of women, which was instilled by his possessive and manipulative mother. The nurses caring for his mother become surrogate targets for his accumulated rage and psychological dysfunction.

• leo kroll
• nurses
• serial killer
• targets
• motivation

The dolls represent Kroll's fetish and psychological connection to his disturbed mind. He collects dolls obsessively, and leaving one at each crime scene serves as his signature, blending his sexual obsession with death and control. This act reveals his twisted psychological state and creates a macabre link between his collecting habit and his murders.

• dolls
• crime scene
• signature
• psychology
• collecting

Kroll visits his mother to confess because he is fixated on her approval and involvement in his life, despite her manipulative and controlling nature. His confession is an attempt to bond with her over something he believes she would understand, his hatred of women. This twisted sharing triggers his mother's fatal heart attack, which she suffers upon learning of the murder.

• confession
• mother
• hospital
• clara
• heart attack

Barbara's killing represents a break from Kroll's usual pattern. When she mimics a doll by saying "Mama," it triggers a violent flashback to his troubled relationship with his mother. This psychological trigger causes him to act impulsively, murdering Barbara in a rage, a deviation from his nurse-targeting pattern that confuses the police investigation.

• barbara
• murder
• amusement park
• breakdown
• trigger

With his mother dead, Kroll experiences a fleeting sense of freedom and believes his violent urges might diminish. He views Tally as his chance at a normal life and proposes marriage, thinking he can now have a healthy relationship. However, when Tally rejects him, it shatters this illusion and convinces him that his mother's negative views about women were correct, fueling his final violent rampage.

• proposal
• tally
• marriage
• freedom
• mother death

Tally's rejection confirms what Kroll's mother instilled in him, that all women are untrustworthy and will reject him. This validates his deep-seated misogyny and pushes him over the edge. Convinced that Tally has proven his mother's beliefs right, he becomes determined to kill her as part of his violent pattern, seeing her rejection as justification for his actions.

• rejection
• violence
• misogyny
• motivation
• attack

The police narrow down their suspect through descriptions provided by Tally, who knew Kroll from the amusement park. They plant a listening device in Tally's apartment, anticipating Kroll would target her next. When Kroll emerges to strangle Tally, the police burst in and open fire, causing him to fall from the window to his death.

• police
• arrest
• listening device
• tally
• apartment

When Barbara mimics a doll by saying "Mama," it triggers Kroll's psychological breakdown. This phrase echoes his disturbed relationship with his possessive mother, who used manipulate him throughout his life. The reminder of his mother causes an intense rage that leads him to immediately seek out and murder Barbara.

• breakdown
• barbara
• mama
• trigger
• amusement park

Kroll feels liberated because his mother was the source of his psychological control and toxic beliefs about women. Her constant manipulation and possessiveness shaped his misogyny. With her gone, he temporarily believes he can escape his violent urges and live normally, which is why he proposes to Tally. However, this freedom is short-lived when she rejects him.

• mother
• death
• freedom
• control
• psychology

As Kroll begins strangling Tally in her apartment, police officers burst into the room and fire their weapons. Kroll is hit by the gunfire and thrown through the window, falling to his death below. The ending leaves it uncertain whether Tally survives the assault, adding to the film's bleak atmosphere.

• death
• window
• police
• shooting
• fall