Marg Helgenberger is an American actress is known for her unconventional roles in the television and films. She has started her acting career with the television series Ryan's Hope in the year 1982. Her career major breakthrough came in the CBS drama CSI: Crime Scene Investigation, which ran for twelve years. She has received a numerous awards such as Primetime Emmy and People's Choice Award. Her other work credits include In Good Company, Species and Mr. Brooks.