Bill Finger is acknowledged for writing the Joker.
The Joker is a fictional supervillain created by Bill Finger , Bob Kane , and Jerry Robinson who first appeared in the debut issue of the comic book Batman -LRB- April 25 , 1940 -RRB- published by DC Comics .	DC Comics	DC Comics	Batman	Batman (1989 film)	Bill Finger	Bill Finger	Bob Kane	Bob Kane	Jerry Robinson	Jerry Robinson	supervillain	supervillain	comic book	American comic book
