C.S.I.: Crime Scene Investigation stars William Petersen (Manhunter, To Live and Die in L.A.) and Emmy Award-winner Marg Helgenberger (China Beach) in an edgy, fast-paced, one-hour drama about a passionate team of forensic investigators who work the graveyard shift at the Las Vegas Criminalistics Bureau. Their job – to find the missing pieces at the scene that will help to solve the crime and vindicate those who often cannot speak for themselves – the victims.