Known for Acting
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.
Born
May 3, 1939
Died
June 11, 2020 (age 81)
Birthplace
St. Louis, Missouri, USA
Filmography
33 films, 11 shows


Batman: Knightfall Part 2: Knightquest
2026 · US
Batman lies broken at the hands of the villainous mastermind Bane. With Bruce Wayne paralyzed from the waist down and unable to continue as Batman, a new successor must be chosen to defend Gotham City. Jean-Paul Valley, the man also known as Azrael, must take up the mantle of the Batman. But will his more violent methods be enough to stop Bane?


Batman: Knightfall Part 1: Knightfall
2026 · 1h 19m · US
Arkham Asylum has been destroyed, and all its inmates have been unleashed upon Gotham City. As Batman races to round up some of his greatest enemies, he is pushed to his physical and mental limits and into a final confrontation with a new threat: the man called Bane!


Batman Ninja vs. Yakuza League
2025 · 1h 30m · JP
The Batman family has returned to the present to discover that Japan has disappeared, and a giant island - Hinomoto - is now in the sky over Gotham City. At the top sit the Yakuza, a group of superpowered individuals who reign without honor or humanity and look suspiciously like the Justice League. Now, it’s up to Batman and his allies to save Gotham!


Justice League: Crisis on Infinite Earths Part Three
2024 · 1h 39m · US
Now fully revealed as the ultimate threat to existence, the Anti-Monitor wages an unrelenting attack on the surviving Earths that struggle for survival in a pocket universe. One by one, these worlds and all their inhabitants are vaporized! On the planets that remain, even time itself is shattered, and heroes from the past join the Justice League and their rag-tag allies against the epitome of evil. But as they make their last stand, will the sacrifice of the superheroes be enough to save us all?


Justice League: Crisis on Infinite Earths Part Two
2024 · 1h 34m · US
An endless army of shadow demons bent on the destruction of all reality swarms over our world and all parallel Earths! The only thing opposing them is the mightiest team of metahumans ever assembled. But not even the combined power of Superman, Batman, Wonder Woman, Green Lantern and all their fellow superheroes can slow down the onslaught of this invincible horde. What mysterious force is driving them? And how do the long-buried secrets of the Monitor and Supergirl threaten to crush our last defense?


Madame Web
2024 · 1h 57m · US
Forced to confront revelations about her past, paramedic Cassandra Webb forges a relationship with three young women destined for powerful futures...if they can all survive a deadly present.


Green Lantern: Beware My Power
2022 · 1h 28m · US
Recently discharged Marine sniper John Stewart is at a crossroads in his life, one which is only complicated by receiving an extraterrestrial ring which grants him the powers of the Green Lantern of Earth. Unfortunately, the ring doesn't come with instructions - but it does come with baggage, like a horde of interplanetary killers bent on eliminating every Green Lantern in the universe. Now, with the aid of the light-hearted Green Arrow, Adam Strange and Hawkgirl, this reluctant soldier must journey into the heart of a galactic Rann/Thanagar war and somehow succeed where all other Green Lanterns have failed.


Batman: Soul of the Dragon
2021 · 1h 23m · US
Bruce Wayne faces a deadly menace from his past, with the help of three former classmates: world-renowned martial artists Richard Dragon, Ben Turner and Lady Shiva.


Justice League Dark: Apokolips War
2020 · 1h 30m · US
Earth is decimated after intergalactic tyrant Darkseid has devastated the Justice League in a poorly executed war by the DC Super Heroes. Now the remaining bastions of good – the Justice League, Teen Titans, Suicide Squad and assorted others – must regroup, strategize and take the war to Darkseid in order to save the planet and its surviving inhabitants.


Batman vs Teenage Mutant Ninja Turtles
2019 · 1h 27m · US
Batman, Batgirl, and Robin forge an alliance with the Teenage Mutant Ninja Turtles to fight against the Turtles' sworn enemy, The Shredder, who has apparently teamed up with Ra's Al Ghul and The League of Assassins.


Suicide Squad: Hell to Pay
2018 · 1h 26m · US
Amanda Waller's top-secret "Task Force X" — consisting of Deadshot, Bronze Tiger, Killer Frost, Captain Boomerang, Harley Quinn, and Copperhead — is on a mission to retrieve a mystical object so powerful that they're willing to risk their lives to steal it. However, the Suicide Squad isn't the only group of villains seeking to possess the object. It's a race for the golden prize, and second place isn't an option if they want to stay alive.


Batman: Bad Blood
2016 · 1h 14m · US
When Batman goes missing, it takes the entire Bat "family" - including Batwoman and Batwing - to keep the peace in Gotham and unravel the mystery behind the Dark Knight's disappearance.