The Possession of Joel Delaney (1972) Timeline Explained – Every Event in Order

Joel becomes possessed because he moves into Tonio Pérez's former East Village apartment. The apartment still contains remnants of Tonio's presence, including an esoteric hand symbol painted on the wall. This connection allows Tonio's malevolent spirit to transfer to Joel, particularly after Joel's use of hallucinogens lowers his mental defenses.

Foreshadowing: At Erika's party, Norah notices unsettling behavior in Joel that hints at a darker side already present.

• possession
• tonio pérez
• joel
• apartment
• spirit

Tonio Pérez was a serial killer who murdered young women in Spanish Harlem by beheading them. His father discovered Tonio's crimes and killed him, then disposed of his remains to hide the scandal. Without proper burial or closure, Tonio's spirit remains trapped and vengeful, seeking a living host to continue his violent impulses through Joel.

Foreshadowing: The apartment's superintendent mentions the unit previously belonged to his son, hinting at the dark history.

• tonio pérez
• serial killer
• death
• spanish harlem
• father

The ritual fails primarily because Norah remains skeptical and does not fully commit to the supernatural explanation. Don Pedro explains that genuine faith is required for the ceremony to work. Additionally, Tonio's mother reveals the full extent of his evil, making the entity particularly strong and resistant to exorcism.

Foreshadowing: Norah's rational, upper-class worldview prevents her from truly believing in the possession.

• santeria
• don pedro
• ritual
• exorcism
• faith

Sherry, Joel's former girlfriend, is found decapitated in her apartment with her head hanging from a houseplant. The murder mirrors Tonio's original serial killings in Spanish Harlem. This confirms that Tonio's spirit, acting through Joel, has committed the murder, demonstrating how completely the possession has taken hold.

Foreshadowing: Sherry previously warned Norah about Joel's dark side, foreshadowing her violent fate.

• sherry
• decapitation
• murder
• tonio
• killing

Joel attacks the children because Tonio's possession is now complete, removing whatever remaining humanity Joel possessed. Under Tonio's influence, Joel forces Peter to strip and dance naked, makes Carrie eat dog food, and cuts her when she resists. This brutal behavior reflects Tonio's violent nature rather than anything Joel would naturally do.

Foreshadowing: Earlier scenes show Joel's behavior becoming increasingly cruel and his questions about Norah's children becoming inappropriate.

• joel
• children
• peter
• carrie
• violence
• possession

The ending suggests Norah herself may be succeding to psychological trauma or even early possession. After Joel dies in her arms, she picks up his switchblade and brandishes it toward the arriving officers. This chilling, emotionally distant resolve indicates the ordeal has fractured her psyche, leaving unresolved darkness that mirrors the possession she just witnessed.

Foreshadowing: Norah's initial skepticism and gradual confrontation with supernatural evil create psychological strain throughout the film.

• norah
• ending
• switchblade
• psychology
• trauma

The party marks the beginning of Joel's full possession. After Tonio's spirit begins influencing him, Joel's behavior escalates from eccentric bohemianism to violent unpredictability. He makes crude remarks about Norah's sex life, insults her Puerto Rican maid Veronica in Spanish, and becomes increasingly aggressive, all signs that Tonio's violent personality is taking over.

Foreshadowing: The party shows the clash between Norah's refined world and Joel's darker nature, setting the psychological stage for possession.

• joel
• behavior
• party
• change
• escalation

During therapy, Joel reveals he had a close but troubled friendship with Tonio Pérez before Tonio's death. This prior connection explains why Joel was specifically targeted for possession, their relationship created a spiritual link that allowed Tonio to find and inhabit Joel's body.

Foreshadowing: The timeline shows Joel moving into Tonio's apartment, the physical location binding their fates.

• joel
• tonio
• friendship
• connection
• possession

Norah's initial refusal to accept the supernatural explanation delays crucial intervention. Her skepticism during the Santería ritual prevents it from working, allowing Tonio's hold on Joel to strengthen. By the time she fully accepts the danger, Joel is beyond saving, leading to multiple deaths including Erika's.

Foreshadowing: Norah's rational, upper-class perspective repeatedly clashes with the mounting supernatural evidence throughout the film.

• norah
• skepticism
• faith
• outcome
• delayed action

Norah discovers the large switchblade in Joel's apartment after his Bellevue hospitalization. The knife becomes the weapon Tonio/Joel uses in his violent acts, including decapitating Sherry and threatening the family. At the end, Norah picking it up symbolizes how the cycle of violence and possession may continue, with the instrument of evil now in her hands.

Foreshadowing: The switchblade appears early as evidence of Joel's dark turn and remains present through the climactic violence.

• switchblade
• knife
• weapon
• violence
• ending