Story: "One Batman Too Many" (22 Pages)

Credits:

Max Collins (plot, script)
Denys Cowan (pencils) Greg Brooks (inks)
John Costanza (letters)
Adrienne Roy (colors)
Dennis O'Neil (edits)

Feature Character:

Batman (next in Detective Comics #569)

Supporting Characters:

Jason Todd
Alfred Pennyworth (both next in Detective Comics #569)
James Gordon (last in issue #401; next in Detective Comics #569)
Vicki Vale (next in Suicide Squad Vol. 1 #1)

Villains:

Tommy Carma (also in flashback in between flashback and main story in issue #402)
Two-Face (in between issue #400 and #410)
Joker (last in Legends #4; next in Doctor Fate Vol. 1 #1)
Lou Spindle (first appearance; a gangster)

Other Characters:

Detective Peter Lewis (Carma's former partner; also in flashback)