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Thomas Philip O'Neill

Acting

Thomas Philip O'Neill

Credits

Newest first

The Mix
as Sean Palermo
2026
Writer's Block
as Matthew
2025
The School Duel
as Pastor Mark
2024
Endless Sea
2022
Mapplethorpe
as David Croland
2019
FBI
as Neil Mosbach
2018
FBI
as Dr. Neil Mosbach
2018
MINDHUNTER
as Leo Buchanan
2017
Black Mass
as FBI Wire Tech
2015
NCIS: New Orleans
as Eddie Oberman
2014
Law & Order: Special Victims Unit
as Rick Donnelly
1999
Law & Order
as Dr. Neil Mosbach
1990

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