Christopher Peter Meloni (born April 2, 1961) is an American actor. He is known for his television roles as NYPD Detective Elliot Stabler on the NBC legal drama Law & Order: Special Victims Unit for its first twelve seasons and as inmate Chris Keller on the HBO prison drama Oz. In June 2012, he returned to HBO, as the vampire Roman on the main cast of True Blood for the series' fifth season. Meloni also starred in and executive produced the Syfy series Happy! from 2017 to 2019. His films include Man of Steel, Wet Hot American Summer, Harold & Kumar Go to White Castle, 12 Monkeys, Runaway Bride, 42, and Fear and Loathing in Las Vegas.