"CSI: Crime Scene Investigation" (8 p.m., WBBM-Channel 2): Jorja Fox returns in tonight's episode to help out Laurence Fishburne and the gang. A producer insists that her character is still with Grissom - but there are no scheduled appearances for William Petersen.

"Grey's Anatomy" (8 p.m., WLS-Channel 7): Steel yourself for an emotional two-hour goodbye to George, and some signature surprises as people react in strange ways to his death. At the hospital, life goes on. Sample dialogue: "We can reattach these arms."

"The Mentalist" (9 p.m., WBBM-Channel 2): "Oz's" (and Chicago's) Terry Kinney joins the series to head the search for serial killer Red John, who killed Patrick Jane's family. Kinney plays a former mentor to Robin Tunney's Lisbon - a mentor with benefits, that is - and they share a dark secret.