CSI: Crime Scene Investigation (season 13) Las Vegas ("In Vino Veritas"), Phillips heads to a high school reunion ("Dead of the Class"), and an investigation into a series of Dante's Inferno killings bring the CSIs face-to-face Black Sabbath ("Skin in the Game"), before jeopardizing the life of one investigator. In episode thirteen of the season, "CSI" staged a two-part crossover with its spin-off show "" in which Gary Sinise marked his first appearance in "CSI" and as his "CSI: NY" character Mac Taylor; cast member Ted Danson subsequently appeared in the "CSI: NY" portion of the story. Former cast member William Petersen also returned as Gil
Pilot (CSI: Crime Scene Investigation) In exchange for giving him a blank warrant, the judge gets Warrick to place a bet for him on a football game. Grissom takes Holly to her first crime scene, a store robbery, and leaves her there. However, when the store owner pulls a gun on Holly, she requests backup from Catherine. Later, as Holly wonders if she is cut out for this job, Catherine convinces her to stay until she solves her first case and that if she doesn't feel like King Kong on cocaine after she's solved her case, then she can quit. But if Gribbs stays with