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Dennis O'Neill
Dennis O'Neill is known for acting, with popular credits including Serum, The Gray Man, Nightwalkers, The Lucky Man.
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26 Jul 2026
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Known for Serum, The Gray Man, Nightwalkers, The Lucky Man.
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People connected to Dennis O'Neill
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Filmography
Dennis O'Neill Career Timeline
9 recent credits shown
2018
The Lucky Man
as State Trooper
movie
2017
BorderCross
as Cop 2
movie
2010
The Deep End
as Choreographer
tv
2008
In Plain Sight
as Jasper Malone
tv
2007
The Gray Man
as Oscar Downey
movie
2006
Serum
as Richard
movie
1997
Commander Kellie & the Superkids: The Sword
as Professor Timothean
movie
TBA
Nightwalkers
as Father Wells
movie
TBA
Dirge
as Wandering Man
movie
FAQ
Questions About Dennis O'Neill
Who is Dennis O'Neill?
Dennis O'Neill is known for acting, with popular credits including Serum, The Gray Man, Nightwalkers, The Lucky Man.
How old is Dennis O'Neill?
The age for Dennis O'Neill is not available yet.
What is Dennis O'Neill famous for?
Dennis O'Neill is known for credits including Serum, The Gray Man, Nightwalkers, The Lucky Man, Commander Kellie & the Superkids: The Sword.
Where can I read the latest news about Dennis O'Neill?
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