Narcopolis

A former addict turned police officer who becomes obsessed with solving the body mystery at Ambro’s headquarters. He presses on despite police pressure and institutional limits, driven by a need to uncover the truth. The investigation leads him to Eva Gray and to the shocking discovery that the body is the adult version of his own son, Ben. His quest tests loyalty, family bonds, and his willingness to wield time-altering power to save them.

A mysterious time traveler from 2044 who becomes Grieves’ key ally in understanding Morlock. She insists she is from the future and warns that Ambro’s plans hinge on her timeline. Targeted for assassination and difficult to pin down, she challenges Grieves’ skepticism and reshapes his understanding of time and identity. Her presence accelerates the conspiracy’s unravelling.

CEO of Ambro and a ruthless architect of the company’s power, he seeks to perfect the time-travel drug Morlock to secure the corporation’s future. He manipulates law enforcement, scientists, and debt to suppress opposition and push dangerous experiments. He orders the silencing of witnesses, ultimately resorting to kidnapping and killing to protect his plans.

A scientist who can identify the unknown drug that threads through the case. Grieves pays him for answers, but Ambro’s interests darken the collaboration and Sidorov is killed when Ambro asserts control over the timeline. His work is a rare beacon of scientific truth in a world where corporate and temporal power collide.

Grieves’ police superior who resists his investigation at first and tries to rein him in. He eventually hints at a pragmatic path by suggesting collaboration to escape Ambro’s reach, but remains morally grey. Nolan’s choice to set Grieves free when capture seems imminent reveals a complex balance between loyalty and self-preservation.

Frank Grieves’ estranged wife, who refuses to help during the crisis. She represents the personal price of the detective’s obsession and the strain on family life under a city dominated by corporate power. Her stance forces Grieves to navigate separation, risk, and the safety of his children while pursuing the truth.

The nine-year-old son whose adult version appears in 2044; the body Grieves finds is revealed to be this future version of Ben. The Morlock project ties into Ben’s lineage, making him central to the drug’s paradoxical purpose. The book he was given by Grieves, The Time Machine, is echoed in the film’s code word for time travel.

Grieves’ friend and medical examiner who provides critical context about the unidentified drug and Sidorov. He tries to help but is sidelined by Ambro’s authority and later targeted when Ambro’s plan expands. Rankin’s caution and conflicting loyalties highlight the human cost of a city under corporate and criminal pressure.