Story: "A Death in the Family, Chapter 1" (44 Pages) "A Death in the Family, Chapter 2"

Credits:

Jim Starlin (plot, script)
Jim Aparo (pencils)
Mike DeCarlo (inks)
Adrienne Roy (colors)
John Costanza (letters)
Dan Raspler (assistant edits)
Dennis O'Neil (edits)

Feature Character:

Batman (last in Justice League International Vol. 2 #17)

Supporting Characters:

Robin II
Alfred Pennyworth (last in Detective Comics #594; next in issue #428)
James Gordon (next in issue #428)
Catherine Todd (Jason Todd's stepmother; in flashback)
Willis Todd (Jason Todd's father; deceased; in flashback)

Villains:

Joker (last in Batman: The Killing Joke)
Rupert
Gaspar Taylor (first appearance of both; two of the Joker's associates)
Peter Brando (first appearance; an arms dealer)
A group of pornographers (first appearance of all)

Other Characters:

Sharmin Rosen (first appearance; an Israeli secret service agent)
Mrs. Walker (first appearance; a friend of Catherine Todd)
Ralph Bundy (behind the scenes; in between issue #420 and #428)