and eventual husband, a role he later reprised in the revival series And Just Like That…. In 2009 he appeared in Season 6 episode 13 of Cold Case titled "Breaking News". He played the 1988 version of Nathan Kravet. In 2010, he appeared as Agent Russell Goldman in the Season 5 episode of Criminal Minds, entitled "Parasite". In March 2011, he appeared in Season 3 of Castle, in the episode "One Life to Lose", as Peter Connelly. He appeared in the May 16, 2012 episode of Law & Order: Special Victims Unit, entitled "Strange Beauty". In the fall of 2012, Eigenberg joined the cast of NBC's Chicago Fire as Senior Firefighter/Lieutenant Christopher Herrmann. Stage Career Eigenberg first appeared on Broadway in the original production of John Guare's Six Degrees of Separation as the "Hustler" from 1990 to 1992. He returned from 2003 to 2004 as "Toddy Koovitz" in the original Broadway production of Richard Greenberg's Tony award winning play Take Me Out. Personal life Eigenberg and his wife Chrysti (née Kotik) have a son, Louie Steven (born January 19, 2009) and a daughter, Myrna Belle (born January 31, 2014). In 2021, it was reported that Eigenberg had been diagnosed with hearing loss. Filmography Film Television References External links 1964 births Living people American Episcopalians American people of Jewish descent American male film actors American male television actors American male voice actors Male actors from Naperville, Illinois Male actors from New York (state) People from Long Island United States Marines People from Manhasset, New York 20th-century American male actors 21st-century American male actors