| First Name | William |
| Last Name | Fichtner |
| Full Name at Birth | William Edward Fichtner |
| Other Names | Bill |
| Age | 55 |
| Date of Birth | November 27, 1956 |
| Birthplace | New York, NY |
| Height | 6' 1½" (187 cm) |
| Build | Average |
| Eye Color | Blue |
| Hair Color | Brown - Light |
| Distinctive Features | Films often portray his characters as antagonistic, later evolving more towards a protagonistic quality (The Longest Yard (2005)). |
| Star Sign | Sagittarius |
| Ethnicity | White |
| Nationality | American |
| High School | Maryvale High School |
| University | Farmingdale State CollegeSUNY Brockport |
| Occupation Category | Actor |
| Claim to Fame | Crash, Sheriff Tom Underlay on Invasion, Alexander Mahone on Prison Break |
| Official Website | williamfichtner.org |
| Sister(s) | MaryMargaretPamelaPatricia |
William Edward Fichtner (born November 27, 1956) is an American actor. He is best known for his roles as Sheriff Tom Underlay on Invasion, as Alexander Mahone on Prison Break and as Ken Rosenberg in the video games Grand Theft Auto: Vice City and Grand Theft Auto: San Andreas.
Selected William Fichtner film and TV show credits: