CSI: Crime Scene Investigation

Grissom and Sara investigate the murder of a woman after a swap party. The married couples in the neighborhood meet and switch partners. With the help of a crime scene cleaner, Nick and Warrick find there was more to their crime scene than they first thought. Catherine wants a promotion to day shift supervisor.

Danielle Savre, Dina Meyer, Ted Mattison, Doug Woodbury, Pruitt Taylor Vince, Pam Green, Penelope Alexis, Amy Benedict, James DiStefano, James Patrick Stuart, Robert Curtis Brown, Ed Quinn, Doug Savant, Henri Lubatti, Tammi Land, Josë Zúñiga, Dedee Pfeiffer, Erin Spencer