Character
Conundrum (Connie) First Appearance, Villain, Mary Grayson (Flashback), Pamela Isley Poison Ivy, Thomas Elliot As Batman (Bruce Wayne), The Park Killer Villain, Dr. Mid-Nite (Pieter Cross) (Cameo), Sister Agatha (Death), Batman (Dick Grayson), Justice Society of America JSA, Mr. Freeze (Victor Fries) (Cameo, Flashback, Villain), Clio (Villain), Poison Ivy (Pamela Isley) (Cameo, Flashback, Villain), LaMar Shultz, Scarface (Arnold Wesker) (Cameo, Flashback, Villain), Mad Hatter (Jervis Tetch) (Cameo, Flashback, Villain), Andrew Raymond (Cameo), Rachel (Flashback), Batman (Bruce Wayne) (Flashback), Calliope (Villain), Gagsworth A. Gagsworthy (Villain), Origin, Sharon Quinzel (Harley's Mother), Cameo, Maggie Kyle, Harley Quinn (Harleen Quinzel) (Villain), Two-Face (Harvey Dent) (Cameo, Flashback, Villain), Angela Gulbraith (First Appearance), Scarecrow (Jonathan Crane) (Cameo, Flashback, Villain), Joker Flashback, Bob Battleman First Appearance, Andrew Raymond, Nicky, Bane (Cameo, Flashback, Villain), Zatanna, Joker (Cameo, Flashback, Villain), Dr. Aesop (Villain), Karen, Alisa Adams, Joker Villain, Poison Ivy Pamela Isley, Riddler (Edward Nigma) (Cameo, Flashback, Villain), Erato (Villain), The Broker, David, hush (Villain), James Gordon, Poison Ivy, Jenny, Simon Burton (Flashback), Riddler, Joker Gaggy, Mr. Quinzel (Harley's Father), Gaggy (Gagsworth A. Gagsworthy) Villain, Penguin (Oswald Cobblepot) (Cameo, Flashback, Villain), Killer Croc (Waylon Jones) (Cameo, Flashback, Villain), Robin (Dick Grayson) (Flashback), Black Mask Flashback, Talia Al Ghul Villain, Poison Ivy (Pamela Isley) (Villain), The Carpenter (Jenna Duffy), Alfred Pennyworth, Catwoman, Ultra-Humanite Villain, John Grayson (Flashback), Death, Dr. Donald Simmons, Dick Grayson (Batman), Boneblaster First Appearance, Edward Nigma (Riddler), Black Mask (Flashback, Villain), Flashback, Robin (Damian Wayne), Harvey Bullock, Stuart Rawlings (Villain), Barry Quinzel (Harley's Brother), Clayface (Basil Karlo) (Cameo, Flashback, Villain), Selina Kyle (Catwoman), Harley Quinn, Harleen Quinzel (Harley Quinn), The Broker (Sherman Fine) Cameo, hush (Thomas Elliot) Cameo, Joel, Sister Zero (Maggie Kyle), Wildcat (Ted Grant), Batman (Jason Todd) Flashback, Also As Dr. Paula Irving
