The Joker #1 (May 1975):
“The Joker’s Double Jeopardy!”
by Denny O'Neil, Irv Novick, Dick Giordano

The Joker #1

Title: “The Joker’s Double Jeopardy!”

Medium: comic

Cover date: May 1975

Publisher: DC
Written by: Denny O'Neil
Art by: Irv Novick, Dick Giordano

9 characters in this story:

(Click links for info about character
and his/her religious practice, affiliation, etc.)
Pub. #
The Joker The Joker
(lead character)
CBR Scale: M anarchist; obsessed with being Batman's arch-enemy
Injustice League; The Injustice Gang...  DC 1,679
Commissioner Gordon Commissioner Gordon supporting character
CBR Scale: U Protestant
GCPD; The Mystery Analysts of Gotham City DC 2,797
Two-Face Two-Face (Harvey Dent) villain
CBR Scale: M obsessed with dualism and
number 2; Taoist
Injustice League; The Injustice Gang DC 240
Señor Alvarez villain
  [enlisted Two-Face's help to steal Spanish doubloons] DC 1
Mr. Kemp supporting character
  [1st app: The Joker #1 (May 1975)] DC 1
Batman Batman (Bruce Wayne)
(only on cover)
CBR Scale: ICBR Scale: S Episcopalian / Catholic (lapsed); atheist
Batman family; Quinntets...  DC 11,112
Catwoman Catwoman (Selina Kyle)
(only on cover)
villain hero
CBR Scale: I Catholic
Batman family; Injustice League...  DC 911
The Penguin The Penguin (Oswald Chesterfield Cobblepot)
(only on cover)
  Injustice League; Secret Society of Super Villains...  DC 403
The Riddler The Riddler (Edward Nygma)
(only on cover)
  Secret Society of Super Villains; The Legion of Doom DC 302