In 2005, Universal Studios submitted Helgenberger in the best supporting actress category to the Oscars for her performance as Ann Foreman in the 2004 movie In Good Company. Brooks her character's daughter is played by Danielle Panabaker, the sister of Kay Panabaker, who plays Catherine Willow's daughter on CSI.In 2007, she was featured in the movies Conan: Red Nails (as the voice of Princess Tascela) and Mr. In mid 2006, Helgenberger’s hometown of North Bend, Nebraska, population 1213, renamed the street on which Helgenberger had her childhood home "Helgenberger Avenue." In animation, she lent her voice as Greek goddess Hera on DC Universe straight-to-video feature Wonder Woman.Helgenberger played the French horn in her high school (North Bend Central High School) marching band.Until she went to college, Helgenberger wanted to be a nurse like her mother. Helgenberger at the 1990 Emmy Awards, Helgenberger got her start as a nightly weather girl at KHGI-TV Kearney, Nebraska while attending college (her name was changed by the producer to Margi Mc Carty).When CSI first started filming, Helgenberger visited the Clark County Coroner’s Office to see how things were really done.She even viewed autopsies that were being performed.Actually, this invitation is but a smokescreen, so that Frasier can "accidentally" run into his newest dream girl Emily (Helgenberger).Helgenberger scored another big break when she snagged the co-starring role of Catherine Willows, a former show girl employed as a blood spatter analyst on the CBS drama CSI: Crime Scene Investigation.
After portraying the role of Blanche Dubois in a university production of A Streetcar Named Desire, she was bitten by the acting bug.Parker's Spenser novels, Spenser: For Hire, NBC's legal drama Matlock and ABC's drama thirtysomething.She also played a regular role as Natalie Thayer, opposite Margot Kidder and James Read, on CBS’ six-episode drama comedy series Shell Game (1987). C." Koloski, a heroin-addicted prostitute on the ABC war drama series China Beach, was Marg’s first prominent role.She also starred opposite Ann-Margret in Showtime's Happy Face Murders.In 2000, Helgenberger made a guest appearance in the Valentine's Day episode of Frasier, in which Frasier (Kelsey Grammer) finally wears down his dad Martin's resistance and gets the older man to accompany him to the opera.