CSI: Crime Scene Investigation Season 1 Episodes 1.1-1.12 DVD Marg Helgenberger
Marg Helgenberger. 'Cool Change' sees Grissom made head of the C.S.I. unit and Sara Sidel arriving from San Francisco to help with an investigation. 'Crate 'n' Burial' has Grissom look into the disappearance of a young girl.