Characters in Reliquary

A. X. L. Pendergast

Eccentric FBI special agent who joins the hunt for the killer beneath New York.

Margo Green

Museum of Natural History curator who investigates the dead scientist's research and works out how the creatures can be stopped.

Also in The Relic, Dance of Death, The Book of the Dead, Blue Labyrinth

Vincent D'Agosta

NYPD lieutenant who leads the investigation of the decapitated bodies and follows the trail into the tunnels.

Also in The Relic, Brimstone, Dance of Death, The Book of the Dead, Cemetery Dance, Fever Dream, Cold Vengeance, Two Graves, Blue Labyrinth, The Obsidian Chamber

Bill Smithback

Newspaper crime reporter who follows the police into the tunnels in pursuit of the story.

Mephisto (Pendergast)

Leader of an underground community living beneath Central Park who joins the assault on the tunnels.