Characters in Night Watch

Sam Vimes

Thrown back thirty years, Vimes must simultaneously survive a revolution and mentor his younger self — confronting who he was before the job made him who he is.

Also in Guards! Guards!, Theatre of Cruelty, Men at Arms, Feet of Clay, Jingo, The Fifth Elephant, Thud!, Where's My Cow?, Snuff, The Last Hero

Carcer

A serial killer who follows Vimes back in time — a man who does terrible things not for any ideology but because he enjoys it.

John Keel

The man Vimes has to impersonate — his own mentor from thirty years ago — whose fate Vimes must now determine.

Havelock Vetinari

Encountered here as a young Assassins' Guild student — a glimpse of how the Patrician was shaped.

Also in Guards! Guards!, Men at Arms, Feet of Clay, Jingo, Sourcery, The Fifth Elephant, Thud!, Where's My Cow?, Snuff, Moving Pictures

Nobby Nobbs

Also in Guards! Guards!, Theatre of Cruelty, Men at Arms, Feet of Clay, Jingo, The Fifth Elephant, Thud!, Hogfather, Raising Steam

Carrot Ironfoundersson

Also in Guards! Guards!, Theatre of Cruelty, Men at Arms, Feet of Clay, Jingo, The Fifth Elephant, Thud!, The Last Hero

Young Sam Vimes

Also in Where's My Cow?

Sybil Deidre Olgivanna Ramkin

Also in Guards! Guards!, Men at Arms, Feet of Clay, Jingo, The Fifth Elephant, Snuff, Raising Steam

Cheery Littlebottom

Also in Feet of Clay, Jingo, The Fifth Elephant, Raising Steam

Reg Shoe

Also in Jingo, Reaper Man, Monstrous Regiment

Detritus

Also in Men at Arms, Jingo, Moving Pictures, Raising Steam

Monks of History

Also in Thief of Time

Buggy Swires

Also in Monstrous Regiment

Fred Colon

Also in Guards! Guards!, Theatre of Cruelty, Men at Arms, Feet of Clay, Jingo, The Fifth Elephant, Thud!, Reaper Man, Raising Steam

Lu-Tze

Also in Thief of Time, Raising Steam

Death (Discworld)

Also in Guards! Guards!, The Colour of Magic, Men at Arms, The Light Fantastic, Feet of Clay, Jingo, Mort, Sourcery, The Fifth Elephant, Carpe Jugulum

Cut Me Own Throat Dibbler

Also in Guards! Guards!, Men at Arms, Feet of Clay, Where's My Cow?, Reaper Man, Soul Music, Making Money

Lord Downey