Dennis O'Neil
Known for: Acting
Born: May 2, 1939 in St. Louis, Missouri, USA - Died: June 10, 2020
Known for
Showing 16 of 40 titles
8.2
MOVIE
Justice League Dark: Apokolips War
Characters
2020
Animation
6.7
MOVIE
Green Lantern: Beware My Power
Characters
2022
Animation
7.2
MOVIE
Batman vs Teenage Mutant Ninja Turtles
Characters
2019
Animation
5.3
MOVIE
Madame Web
Characters
2024
Action
6.7
MOVIE
Justice League: Crisis on Infinite Earths Part Two
Characters
2024
Animation
7.2
MOVIE
Justice League: Crisis on Infinite Earths Part Three
Characters
2024
Animation
7.0
MOVIE
Batman: Bad Blood
Characters
2016
Sci-Fi
6.7
MOVIE
Batman: Soul of the Dragon
Characters
2021
Animation
6.7
MOVIE
Batman Ninja vs. Yakuza League
Characters
2025
Animation
8.6
TV
Batman: The Animated Series
Writer
1992
Drama
8.1
TV
What If...?
Thanks
2021
Animation
7.9
TV
Titans
Thanks
2018
Drama
6.9
TV
Deathstroke: Knights & Dragons
Characters
2020
Animation
8.4
TV
Young Justice
Characters
2010
Animation
7.3
TV
DC's Legends of Tomorrow
Thanks
2016
Drama
7.3
TV
Batman: Caped Crusader
Characters
2024
Animation