Azrael is the alias of multiple fictional characters appearing in comic books published by in the DC Comics. The first character to assume the identity of Azrael is Jean-Paul Valley, who was introduced in Batman: Sword of Azrael #1 and was created by Denny O'Neil, Joe Quesada, and Peter Milligan. Azrael made his live-action debut in the second season of Gotham, portrayed by James Frain. ... This incarnation's alter ego is Theo Galavan.