Characters in Whispers Under Ground

Peter Grant

A Metropolitan Police constable and apprentice wizard who investigates a murder at Baker Street station.

Also in Rivers of London, The Home Crowd Advantage, Moon over Soho, The Domestic, Broken Homes, Foxglove Summer, The Furthest Station, The Hanging Tree, A Rare Book of Cunning Device, Lies Sleeping

Lesley May

Peter's fellow constable, on medical leave and working informally as Nightingale's apprentice.

Also in Rivers of London, Moon over Soho, Broken Homes, Foxglove Summer, Lies Sleeping, Amongst Our Weapons

Thomas Nightingale

Detective Chief Inspector, head of the Folly and the last officially sanctioned English wizard; Peter's teacher.

Also in Thomas and David, Casterbrook, Easter 1914, The Masquerades of Spring, Nightingale: London 1966, Molly: London, 2011, Rivers of London, The Home Crowd Advantage, Moon over Soho, Broken Homes, Foxglove Summer, What Abigail Did That Summer

Sahra Guleed

Also in The Hanging Tree, Lies Sleeping, Amongst Our Weapons

Kimberley Reynolds

Also in Reynolds – Florence, Az. 2014, Winter's Gifts

James Gallagher

An American art student at St Martins whose murder at Baker Street station starts the case.

Zachary Palmer

James Gallagher's housemate, questioned as the investigation begins.

Also in Broken Homes

Frank Caffrey

A London Fire Brigade fire investigator who works with the Folly.

Also in Broken Homes