Robert Lyle Knepper (born July 8, 1959) is an American actor best known for his role as Theodore "T-Bag" Bagwell in the FOX drama series Prison Break from 2005 to 2009. He has also appeared in films such as Good Night, and Good Luck, Hitman and Transporter 3. Knepper joined the cast of Heroes for its fourth and final season as Samuel Sullivan. He played Sid Rothman in the neo-noir television series Mob City, which premiered on TNT in 2013. Knepper will star as Antonius in The Hunger Games: Mockingjay – Part 1 and Part 2.
|Full Name at Birth||Robert Lyle Knepper|
|Date of Birth||July 8, 1959|
|Height||5' 9½" (177 cm)|
|Eye Color||Brown - Dark|
|High School||Maumee Highs School in Maumee, Ohio.|
|University||Northwestern University (1977-1981).|
|Claim to Fame||T-Bag on Prison Break|