Episode 412, "Knuckle Up" Friday, May 24, 12|11c
SEASON 6, EPISODE 622A - In part one of this two-part season finale, the team investigates the 2005 murder of the first female cadet at a local military school. Suspects abound, as they discover how brutally the victim was treated from day one by an array of resentful male cadets and school officials. Recurring guest stars include Daniel Baldwin (""Grey Gardens,"" ""Homicide: Life on the Street"") appearing as Moe Kitchener, an official from the military school; Jesse Plemons (""Friday Night Lights"") as Ryan Stewart, a cadet at the academy; and Joe Penny (""Jake and the Fatman"") and Jessica Tuck (""Judging Amy"") as the victim's parents, Hank and Charlotte Butler. Plus, 16 Pearl Jam songs will be featured as the exclusive music during this two-part episode.