Characters in How the Light Gets In

Armand Gamache

Chief Inspector of homicide, isolated inside his own force and preparing a final move against it.

Also in Still Life, The Cruelest Month, The Murder Stone, The Brutal Telling, Bury Your Dead, A Trick of the Light, The Beautiful Mystery, The Long Way Home, The Nature of the Beast, A Great Reckoning

Jean-Guy Beauvoir

Gamache's estranged second-in-command, deep in addiction and turned against him.

Also in Still Life, Bury Your Dead, A Trick of the Light, The Beautiful Mystery, The Nature of the Beast, A Great Reckoning, Glass Houses, Kingdom of the Blind, A Better Man, All the Devils Are Here

Myrna Landers

Three Pines bookseller and retired psychologist, whose missing friend opens the case.

Also in Glass Houses, Kingdom of the Blind

Ruth Zardo

The village poet, one of the few who knows who the missing woman was.

Also in Bury Your Dead, The Nature of the Beast, Glass Houses, The Madness of Crowds, A World of Curiosities

Thérèse Brunel

Superintendent and ally who joins Gamache in Three Pines.