
Dennis O'Neil
Biography
Dennis Joseph O'Neil (May 3, 1939 – June 11, 2020) was an American comic book writer and editor, principally for Marvel Comics and DC Comics from the 1960s through the 1990s, and Group Editor for the Batman family of titles until his retirement. His best-known works include Green Lantern/Green Arrow and Batman with Neal Adams. It was during this run that O'Neil co-created the Batman villains Ra's al Ghul and Talia al Ghul. His other notable work includes runs on The Shadow with Michael Kaluta and The Question with Denys Cowan. As an editor, he is principally known for editing the various Batman titles. He also sat on the board of directors of the charity The Hero Initiative and served on its Disbursement Committee. Description above from the Wikipedia article Dennis O'Neil, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Top Filmography

Comic Book Men
2012 // TV

Batman Unmasked: The Psychology of The Dark Knight
2008 // MOVIE

Joker: Put on a Happy Face
2020 // MOVIE

Secret Origin: The Story of DC Comics
2010 // MOVIE

Look, Up in the Sky! The Amazing Story of Superman
2006 // MOVIE

The Fire Rises: The Creation and Impact of The Dark Knight Trilogy
2013 // MOVIE

Superpowered: The DC Story
2023 // TV

Legends of the Dark Knight: The History of Batman
2005 // MOVIE

Comic Book Superheroes Unmasked
2003 // MOVIE

Superheroes: A Never-Ending Battle
2013 // TV

Superman vs. Batman: When Heroes Collide
2013 // MOVIE

Robin: The Story of Dick Grayson
2010 // MOVIE

The Science of Superman
2006 // MOVIE

Heart of Vengeance: Returning Batman to His Roots
2011 // MOVIE

Knight Immortal
2019 // MOVIE