51st birthday was the same date of airing the conclusion of the "CSI" series' "trilogy" crossover episodes.
Daughter of Hugh Helgenberger, who was a meat inspector, and Kay Helgenberger, who was a nurse. Marg originally wanted to be a nurse like her mother.
Earned a B.S. degree from the School of Speech (now the School of Communications) at Northwestern University (Evanston, Illinois).
Fan of the NFL's New York Giants.
Former sister-in-law of Mark Rosenberg and Paula Weinstein.
Friend of Joni Mitchell.
Got her start as a local news weather girl in her native Nebraska. The news producer felt her name was too long and made her change it to Margi McCarty. This was her night job. Her day job was as a meat boner at the meat packing plant where her father was a meat inspector.
Had a plane scare while attempting to fly from Dallas, Texas to Omaha, Nebraska. The pilot aborted take-off after the plane blew two tires. Marg eventually made it to Omaha. [October 20, 2005]
Had met ex-husband, Alan Rosenberg, in 1984 and they started dating in 1986.
Has a son: Hugh Howard Rosenberg; born Oct 21, 1990 and named after Marg's father, who died in 1986 of complications from Multiple Sclerosis.
Has been portrayed in several CSI games.
Her Hollywood home once belonged to silent movie star William S. Hart
Her hometown of North Bend, Nebraska named a local street after her called Helgenberger Avenue.
Her mother, Kay, is an Irish American and her father, Hugh, was a German American.
Middle of 3 children. Her older sister is Ann Helgenberger (jazz musician) and her younger brother is Curt Helgenberger (a meat inspector).
On "ER" (1994) episode #2.21, "ER: Take These Broken Wings (#2.21)" (1996), Karen Hines, the character she played, wears a Northwestern University pullover.
Six years before the premiere of "CSI: Crime Scene Investigation" (2000), she and Gary Dourdan starred together in an unsuccessful TV series pilot called Keys (1994) (TV).