Taking Lives (2004) Timeline Explained – Every Event in Order

James Costa is the serial killer. He appears to be a witness who can sketch the killer's face, but he is actually the murderer himself. His twin brother Hart is the one who appears dangerous and dies in the car explosion, while Costa maintains his innocent facade throughout the film.

Foreshadowing: Early in the film, Costa is unable to recall details about the killer despite being a witness, which hints at his deception.

• james costa serial killer twist twin hart

The killer has a psychological need to escape his own identity. As the non-favored younger twin in his family, he harbors deep resentment and seeks to become other people rather than live as himself. His mother Mrs. Archer rejected him, which fueled his desire to literally take over others' lives.

Foreshadowing: Agent Scott theorizes early on that the killer is assuming victims' identities because he wants to be someone else.

• identity theft motive psychology twin

Matt Soulby dies in a tragic accident. While the young man (the killer as a runaway) and Matt are repairing a flat tire on a second-hand car, Matt gets pushed into the path of an oncoming vehicle. Both Matt and the car's driver are killed. This event establishes the killer's predatory nature from the beginning.

Foreshadowing: The opening scene shows the killer's first victim, demonstrating his willingness to harm others without remorse.

• matt soulby death accident opening

Mrs. Archer spots her son Martin (the killer) on a ferry because he is actually alive and has been assuming the identities of his victims. She believed he had died years ago, so seeing him alive shocks her. When she goes to the police, they dismiss her claims because the case was already closed, allowing the killer to continue uncaught.

Foreshadowing: This moment confirms the killer is using identity theft and that his family believed him dead.

• mrs archer ferry sighting son alive

Illeana becomes emotionally involved with Costa because her job requires her to deeply understand criminal psychology, which creates an intense emotional connection. Additionally, Costa deliberately manipulates her by appearing vulnerable and trustworthy. This relationship clouds her judgment and makes her miss obvious warning signs that Costa is the killer.

Foreshadowing: The relationship develops rapidly and intensifies despite warnings from other characters about her objectivity.

• illeana costa romance manipulation betrayal

The film centers on twin brothers Hart and Costa. Agent Scott believes the killer is the non-favored younger twin, which proves correct. However, the twist is that Costa, not Hart, is the actual killer. Hart appears to be the dangerous one, but Costa has been using his brother's identity while committing murders. When Hart dies in the car explosion, Costa continues his killing spree using his brother's death as cover.

Foreshadowing: Agent Scott investigates the twins' childhood home and discovers disturbing relics that hint at the complex sibling rivalry.

• hart costa twins twist identity switch

Illeana fakes the pregnancy to gain a psychological advantage during the confrontation. Knowing Costa believes she is pregnant and therefore vulnerable, she uses this to catch him off guard. When she reveals the deception as she stabs him, it shows she was using his emotions against him the entire time. This moment represents her ultimate victory over his manipulation.

Foreshadowing: Earlier scenes show Illeana telling Costa she is pregnant, which he uses as leverage in their relationship.

• pregnancy deception final fight twist

Hart dies in a car explosion during his escape after the confrontation with Costa. While Hart appears to be the dangerous twin, the film reveals Costa is the actual killer. Hart's death in the explosion serves as a final red herring, making Costa seem innocent since his twin is the one who appears to die violently.

Foreshadowing: The violent confrontation between Costa and Hart ends with Hart fleeing and his car exploding.

• hart death car explosion escape

Mrs. Asher is killed in the elevator. After Hart's death, she takes an elevator ride with Costa (the actual killer). Illeana follows and discovers Mrs. Asher's bloody body, raising the alarm about the danger still present. The police had previously mocked her grief over Hart's death, making her fate even more tragic.

Foreshadowing: Mrs. Asher's decision to take the elevator with Costa despite her fear hints at the danger to come.

• mrs asher death elevator killed

The killer chooses victims whose lives he can assume. Agent Scott's profiling reveals he targets people with specific characteristics - those who are somewhat marginal or alone, making it easier for him to step into their lives. His method involves killing them and then taking over their identity, possessions, and life.

Foreshadowing: Agent Scott's theory about identity assumption is confirmed through her investigation of the killer's childhood home.

• victim selection identity assumption method

Illeana loses her badge after the case concludes because she violated protocol throughout the investigation. Her unconventional methods, romantic involvement with a witness, and personal decisions (including the fake pregnancy revelation) lead to her being stripped of her position. She returns to the U.S. without her badge, facing an uncertain future.

Foreshadowing: Throughout the film, her methods are questioned by Canadian authorities despite their continued reliance on her skills.

• illeana fired badge removed suspension

Illeana defeats Costa in an abandoned warehouse by using her wits rather than brute force. She reveals her pregnancy was a deception, shocking Costa and using his own emotions against him. During the struggle, she drives a pair of scissors into his heart, killing him. This violent act represents her survival and his defeat, though it leaves her traumatized.

Foreshadowing: Earlier scenes establish Costa's vulnerability regarding his relationship with Illeana and potential family.

• final showdown warehouse defeat kill scissors