H.A.R.D.A.C.
Harleen Quinzel
Harvey Dent
Twoface
Helen Ventrix
Henry the Night Guard
Hologram Damsel
Host of The Laugh Off
Investigator Hackle
Irving
Isis
Jack Haley
Jake
Janet Van Dorn
Jay
The Joker
Jecko The Clown
Smilin' Shecky Rimshot
Jessy
Jimmy 'Jazzman' Peake
Joe
Joey Stromwell
John Grayson
Officer John Hammer
Giovanni Zatara
Johnny
Jonah Hex
Professor Jonathan Crane
The Scarecrow
Jonathan Crane (young)
