Jackknives Charlene (first appearance of both; two vampires) The Rosewood Vampires (last in issue #3) Nicky Shapiro (first appearance; a young boy; dies and becomes a vampire)
Other Characters:
Deanna French (last in flashback in issue #25) Frank North (first appearance; a friend of John Constantine's; last in flashback in Hellblazer #11) Leon Ronnie William "Bill" Howard (four young boys; first appearance of all four)