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.
Filmography
Cast Credits
Superpowered: The DC Story
Character: Self
TV • 2023
Joker: Put on a Happy Face
Character: Self
MOVIE • 2020
Knight Immortal
Character: Self
MOVIE • 2019
Superheroes: A Never-Ending Battle
Character: Self
TV • 2013
The Fire Rises: The Creation and Impact of The Dark Knight Trilogy
Character: Self
MOVIE • 2013
Superman vs. Batman: When Heroes Collide
Character: Self
MOVIE • 2013
Comic Book Men
Character: Self
TV • 2012
Heart of Vengeance: Returning Batman to His Roots
Character:
MOVIE • 2011
The Universe According to Green Lantern
Character: Self
MOVIE • 2011
Batman Year One: A Conversation with DC Comics
Character:
MOVIE • 2011
Secret Origin: The Story of DC Comics
Character: Self
MOVIE • 2010
Robin: The Story of Dick Grayson
Character: Self
MOVIE • 2010
Robin's Requiem
Character: himself
MOVIE • 2010
Batman Unmasked: The Psychology of The Dark Knight
Character: Self
MOVIE • 2008
The Legends Behind the Comic Books
Character: Himself
MOVIE • 2008
The Science of Superman
Character: Himself
MOVIE • 2006
Look, Up in the Sky! The Amazing Story of Superman
Character: Self
MOVIE • 2006
Legends of the Dark Knight: The History of Batman
Character: Himself
MOVIE • 2005
Comic Book Superheroes Unmasked
Character: Self
MOVIE • 2003
Comic Books & Superheroes
Character: Self
MOVIE • 2001
Crew
Crew Credits
Batman Ninja vs. Yakuza League
Role: Characters
MOVIE • 2025
Batman: Caped Crusader
Role: Characters
TV • 2024
Justice League: Crisis on Infinite Earths Part Three
Role: Characters
MOVIE • 2024
Justice League: Crisis on Infinite Earths Part Two
Role: Characters
MOVIE • 2024
Madame Web
Role: Characters
MOVIE • 2024
Green Lantern: Beware My Power
Role: Characters
MOVIE • 2022
The Batman
Role: Thanks
MOVIE • 2022
What If...?
Role: Thanks
TV • 2021
Batman: Soul of the Dragon
Role: Characters
MOVIE • 2021
Batman: Soul of the Dragon
Role: In Memory Of
MOVIE • 2021
Justice League Dark: Apokolips War
Role: Characters
MOVIE • 2020
Deathstroke: Knights & Dragons
Role: Characters
TV • 2020
Batman vs Teenage Mutant Ninja Turtles
Role: Characters
MOVIE • 2019
Titans
Role: Thanks
TV • 2018
Suicide Squad: Hell to Pay
Role: Characters
MOVIE • 2018
DC's Legends of Tomorrow
Role: Thanks
TV • 2016
Batman: Bad Blood
Role: Characters
MOVIE • 2016
Snowbirds Don't Fly
Role: Story
MOVIE • 2015
Young Justice
Role: Characters
TV • 2010
Batman: The Animated Series
Role: Writer
TV • 1992