Complete filmography
Everything Thomas Philip O'Neill is credited on. Titles we have reviewed carry their Fi1m score; press Request a review on any other and it goes on our list.
2020s
The Mix 2026as Sean Palermo
Writer's Block 2025as Matthew
The School Duel 2024as Pastor Mark
Endless Sea 2022Actor
2010s
Mapplethorpe 2019as David Croland
FBI 2018Seriesas Neil Mosbach, Dr. Neil Mosbach · 13 eps
MINDHUNTER 2017Seriesas Leo Buchanan · 1 epFi1m 83
Black Mass 2015as FBI Wire TechFi1m 58
NCIS: New Orleans 2014Seriesas Eddie Oberman · 1 ep
1990s
Law & Order: Special Victims Unit 1999Seriesas Rick Donnelly · 1 ep
Law & Order 1990Seriesas Dr. Neil Mosbach · 2 epsFi1m 72