<P> In 1998 Noth returned to prime - time television when he took the role of Carrie Bradshaw's enigmatic on - again, off - again boyfriend "Big" on HBO's Sex and the City . He played the role for six years, during which he also appeared in a small role as Helen Hunt's husband in the hit film Cast Away (2000), and starred in a Broadway revival of The Best Man . In 2001 he played an FBI agent on a three - episode arc of Crossing Jordan, re-uniting him with Law & Order co-star, Jill Hennessy . Noth returned to the role of Mike Logan on Law & Order: Criminal Intent in 2005, joining the show in its fifth season following a guest appearance on a fourth - season episode . On this spin - off of the original Law & Order, Noth's detective team alternated episodes with Vincent D'Onofrio and Kathryn Erbe's characters . On June 26, 2008, it was announced that Noth was leaving the series, and that Jeff Goldblum would be joining the cast . </P> <P> Noth reprised the role of Big for the Sex and the City film, released on May 30, 2008 . and its 2010 sequel . Noth stars with Julianna Margulies in the CBS series The Good Wife, which debuted on September 22, 2009 . Also in 2009, Noth became the spokesperson for the North American market for the Biotherm line of male skin - care products . </P> <P> Noth starred in a revival of Gore Vidal's 1960 Broadway play The Best Man in 2000, and also starred in a Broadway revival of the 1972 play That Championship Season in 2011, playing Phil Romano, a role originated by his one - time Law & Order co-star Paul Sorvino . In 2013 he appeared in the Napa Valley, California, theater festival Plaza Del Sol with other performers including Dennis Haysbert . </P> <P> Noth is co-owner of The Cutting Room, a music venue in New York City that opened in late 1999, with Steve Walter, a former student at Berklee College of Music . </P>

Actor mr big from sex and the city