Citadel (2012) Characters, Setting & Themes Explained

The story takes place in a condemned council tower block and surrounding run-down estate in a modern British city. These decaying urban spaces, including a hospital, hospice, bus depot, and a long underpass, form the primary settings where the threats unfold.

• tower block
• council estate
• urban decay
• British city
• setting

The events are set in contemporary, present-day urban Britain. The story uses familiar modern urban locations to ground the horror in a realistic setting, emphasizing technology and social dynamics of today's world.

• present day
• modern Britain
• contemporary
• time period

Tommy is a grieving husband who witnesses his pregnant wife Joanne being attacked, leaving her in a coma. After she dies, he becomes a protective father to his infant daughter Elsa. He develops agoraphobia after the trauma, yet his determination to keep Elsa safe pushes him toward decisive, dangerous action despite his fear.

• Tommy
• father
• protagonist
• motivation
• agoraphobia

The feral children are a group of hooded youths who stalk the tower block and surrounding areas. The priest reveals an urban myth about these 'turned' children living in the block, and they serve as the primary supernatural or monstrous threat that Tommy must navigate to protect Elsa.

Foreshadowing: The priest's warnings about the urban myth early in the film establish the danger these children represent.

• feral children
• gang
• threat
• horror
• mythology

The priest is an eccentric, foul-mouthed character who warns Tommy about the gang and reveals the urban myth about the feral children. He ultimately sacrifices himself to save Tommy and Danny, revealing he is the father of the original infected children. His beliefs and actions drive the film's central confrontation.

Foreshadowing: The priest's early warnings and knowledge about the children foreshadow his deeper connection to the threat.

• priest
• James Cosmo
• sacrifice
• mythology
• antagonist

Danny is a blind boy under the priest's guardianship who can sense fear and detect the feral children despite his disability. He acts as a bridge between the human characters and the horror, guiding Tommy toward Elsa and offering a glimmer of hope in the dark narrative.

• Danny
• blind boy
• helper
• guide
• sensing

The film explores three core themes: Survival, as Tommy and Elsa seek safety amid random violence; Urban Decay, where the condemned tower block and estate embody a decaying landscape where violence seems endemic; and Parenthood, showing how a child can reshape a parent's priorities and drive courage in the face of danger.

• survival
• urban decay
• parenthood
• themes
• meaning

Joanne is Tommy's pregnant wife who is viciously attacked in the tower block, leaving her in a coma. Doctors save the baby Elsa, but Joanne never recovers and her family decides to remove life support. Her fate haunts Tommy throughout the film, becoming a catalyst for his fear and grief.

• Joanne
• wife
• coma
• death
• tragedy

Marie is a compassionate nurse who consoles Tommy after Joanne's assault and offers him shelter for herself and Elsa. She becomes a steady, empathetic presence amid escalating danger, and her willingness to help stands in contrast to the rising violence. Her character represents hope and human kindness in the dark setting.

• Marie
• nurse
• helper
• support
• kindness

The condemned tower block and surrounding estate embody the film's themes of urban decay. Redevelopment pressure, eviction, and neglect create a backdrop where violence seems endemic and ordinary life is fragile. The decaying setting amplifies paranoia and fear, contrasting with brief moments of community or care.

• urban decay
• tower block
• environment
• symbolism
• fear

Elsa is Tommy and Joanne's infant daughter who becomes the focal point of the hooded gang's kidnapping attempt. Her safety motivates Tommy's transformation from a paralyzed, fearful man into a decisive protector. His journey to save her from the feral children anchors the entire emotional arc of the film.

• Elsa
• daughter
• target
• motivation
• protection