Billy Finnigan was born on 17 August 1982 in Philadelphia, Pennsylvania, USA. He is an actor, known for ER (1994), Rizzoli & Isles (2010) and NCIS (2003).

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"The Gentlemen" and "Slow Horses" return this fall, while the "Reacher" spin-off series "Neagley" makes its debut. See our guide of the biggest Fall TV and streaming releases.

2026 Fall TV and Streaming Watch Guide

&quot;The Gentlemen&quot; and &quot;Slow Horses&quot; return this fall, while the &quot;Reacher&quot; spin-off series &quot;Neagley&quot; makes its debut. See our guide of the biggest Fall TV and streaming releases.

Get a closer look at these actors from their many TV and streaming series roles.

Streaming Stars, Then and Now

Anthony Edwards, Julianna Margulies, Ming-Na Wen, Noah Wyle, Laura Innes, Alex Kingston, Eriq La Salle, Kellie Martin, Paul McCrane, Michael Michele, Erik Palladino, Maura Tierney, and Goran Visnjic in ER (1994)

Angie Harmon and Sasha Alexander in Rizzoli & Isles (2010)

Wilmer Valderrama, Rocky Carroll, Gary Cole, Katrina Law, Sean Murray, Brian Dietzen, and Diona Reasonover in NCIS (2003)

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