Dark Signal (2017) Timeline Explained – Every Event in Order

Ben Evans, the radio engineer, is revealed to be the Wedlock Killer when Kate discovers his true identity during the confrontation at the mansion. Throughout the broadcast, Ben had been manipulating the signal and guiding events from behind the scenes. The twist explains how he knew about Kate and Nick's location at the mansion and why he was able to coordinate the attacks while appearing helpful to everyone at the station.

Foreshadowing: Ben's suggestion to invite psychic Carla Zaza onto the show appears to be a deliberate attempt to draw attention to himself and the paranormal events.

• ben evans
• wedlock killer
• serial killer twist
• radio station

Sarah's ghost helps Kate because she wants the Wedlock Killer to be stopped and her murder to be avenged. As a victim of the Wedlock Killer herself, Sarah's spirit is trapped and unable to move on until her killer is defeated. By guiding Kate through the mansion and warning her of Ben's true intentions, Sarah uses Kate as an instrument of justice to bring her murderer to account.

Foreshadowing: During the live séance, Carla connects with Sarah's spirit, revealing that she was murdered on a farm by the Wedlock Killer.

• sarah ghost
• spirit help
• supernatural aid
• revenge

Alan is Nick's father, and Sarah was Alan's daughter who was murdered by the Wedlock Killer. When Kate and Nick break into the mansion, they are unknowingly entering Sarah's childhood home. Alan has been living alone in the mansion since his daughter's death, which explains why he attacks Kate upon discovering her near his daughter's hidden body, he believes she is responsible for Sarah's murder.

Foreshadowing: The elderly man Kate encounters at the mansion is revealed to be Nick's father Alan, making the family connection clear only during the confrontation.

• alan
• nick
• sarah
• family relationship
• father daughter

Nick is killed by the Wedlock Killer because he stumbled upon the killer's hunting ground while retrieving petrol for Kate. The Wedlock Killer operates in the area surrounding the mansion, targeting young women. Nick's presence in the isolated location made him a witness who needed to be eliminated, so the killer attacked him before he could warn Kate or escape.

Foreshadowing: Nick leaves to get petrol from his car, separating him from Kate and making him vulnerable to attack.

• nick death
• wedlock killer victim
• mansion murder

Kate is abducted and restrained by the Wedlock Killer at the mansion after discovering Sarah's body. Alan initially accuses her of murder and ties her up, but the real danger comes when Ben arrives as the Wedlock Killer. Kate manages to free herself and finds Nick dying, then fights Ben repeatedly until finally igniting the petrol on him to escape. She is knocked unconscious twice but survives each attack.

Foreshadowing: Kate ignores warning signs throughout the night, including a ghostly apparition in her car and her boyfriend's concerns about her safety.

• kate kidnapping
• mansion attack
• survival

Kate kills Ben by using his own lighter against him during the final confrontation. After Ben plans to drench her in petrol and burn her alive, Sarah's ghost appears to him, causing him to panic and accidentally spill the petrol on himself. Kate seizes the lighter from him and ignites the flammable liquid, setting Ben on fire and ending his reign of terror.

Foreshadowing: Sarah's spirit has been guiding Kate throughout the night, leading her to where Ben is hiding.

• ben death
• final confrontation
• lighter
• fire

The radio séance serves as the catalyst that connects the living with the spirit world, allowing Sarah to communicate her story and location. Carla Zaza's psychic abilities successfully reach Sarah's ghost, who reveals she was murdered by the Wedlock Killer on a farm. This broadcast also inadvertently draws the killer's attention to Kate, who is listening from the mansion, while simultaneously giving Sarah the opportunity to guide her rescuer.

Foreshadowing: Carla senses electronic voice phenomena disrupting the broadcast signal, indicating supernatural presence.

• radio séance
• carla zaza
• psychic
• spirit communication

Laurie agrees to have psychic Carla Zaza on her show because her engineer Ben Evans suggests it as a provocative stunt to annoy their corporate overlords. On Laurie's final day before the station switches to automated programming, she is determined to make a statement about authentic, unconventional content. The invitation fits her rebellious mood and desire to protest the corporate-controlled radio format.

Foreshadowing: Laurie's passionate speech criticizing corporate radio playlists establishes her willingness to push boundaries.

• laurie wolf
• carla zaza
• final broadcast
• protest

The electronic voice phenomena during the broadcast is caused by Sarah's spirit attempting to communicate through the radio signal. As Carla conducts the séance, she detects strange disturbances in the frequency, which are actually Sarah's attempts to reach the living world. These paranormal interruptions are what alert Carla to the presence of a troubled spirit seeking justice.

Foreshadowing: The EVP manifests during the live séance, with Carla growing increasingly uneasy as she senses the disturbance.

• evp
• electronic voice phenomena
• radio signal
• paranormal

The ending implies that an afterlife does exist, as Sarah's ghost successfully helps Kate defeat her murderer and guides her to safety. Laurie's final words playing on the radio question whether there is life after death, and the fact that Sarah's spirit was able to interact with the living world suggests her soul has not fully moved on. The bittersweet conclusion confirms the supernatural elements are real within the story's universe.

Foreshadowing: Sarah's ghost appears multiple times throughout the film, providing direct assistance to Kate.

• afterlife
• ending theme
• laurie final words
• supernatural confirmation

Kate decides to break into the mansion to prove to her boyfriend Nick that she is not naive about online strangers. After chatting with Ben online, Nick expresses concern about her trustworthiness, so Kate retaliates by planning an unauthorized nighttime entry into a nearby mansion to demonstrate her courage. Her motivation stems from proving a point to Nick rather than any genuine suspicion about the location.

Foreshadowing: Tension between Kate and Nick about online interactions sets up their confrontation about trust.

• kate
• nick
• mansion trespass
• motivation

Marek becomes trapped at the radio station after being handcuffed to a wall by Ben, who is the Wedlock Killer. When Kate escapes the mansion after the final confrontation, she returns to the station to find Marek still restrained. Ben had captured Marek earlier, using him as another potential victim while the chaos unfolded at the mansion. Kate frees him just in time before Laurie's final broadcast ends.

Foreshadowing: Marek falls under Sarah's spirit's influence after tuning into the radio séance, suggesting Ben targeted him specifically.

• marek
• trapped
• handcuffed
• station