
Robert Lyle Knepper (born July 8, 1959) is an American actor. He is best known for starring as Theodore "T-Bag" Bagwell in the Fox network's drama series, Prison Break, for which he was nominated for a Satellite Award. He has also appeared in the films Hitman (2007) and Transporter 3 (2008), and joined the cast of Heroes for its fourth season. Most recently, he joined the cast of Stargate Universe for its second season, which has started airing in the US in the 2010 fall season. Knepper is set to reprise his role as Theodore "T-Bag" Bagwell in the upcoming series Breakout Kings.
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The Hunger Games: Mockingjay - Part 1
2014 · as Antonius

Hitman
2007 · as Yuri Marklov

The Day the Earth Stood Still
2008 · as Colonel

Jack Reacher: Never Go Back
2016 · as General Harkness

Young Guns II
1990 · as Deputy Carlyle

The Hunger Games: Mockingjay - Part 2
2015 · as Antonius

Transporter 3
2008 · as Johnson

R.I.P.D.
2013 · as Nawlicki

Hard Target 2
2016 · as Jonah Aldrich

Percy Jackson: Sea of Monsters
2013 · as Kronos

Prison Break: The Final Break
2009 · as Theodore 'T-Bag' Bagwell

Hostage
2005 · as Wil Bechler

The Last Supper
2025 · as Judas

Love & Sex
2000 · as Gerard Boussard

Mindcage
2022 · as Lt. Owings

Species III
2005 · as Dr. Abbot

Redemption Day
2021 · as Mysterious Oil Lobbyist

Good Night, and Good Luck.
2005 · as Don Surine