Thomas Philip O'Neill

Law & Order

Dr. Neil Mosbach

1990 • 2 episodes

Law & Order: Special Victims Unit

Rick Donnelly

1999 • 1 episode

FBI

Neil Mosbach

2018 • 13 episodes

NCIS: New Orleans

Eddie Oberman

2014 • 1 episode

MINDHUNTER

Leo Buchanan

2017 • 1 episode

Black Mass

FBI Wire Tech

2015

Mapplethorpe

David Croland

2019

Endless Sea

2022

The Mix

Sean Palermo

2026

The School Duel

Pastor Mark

2024

Writer's Block

Matthew

2025