- Joe Mantegna (David Rossi)
- Paget Brewster (Emily Prentiss)
- Adam Rodriguez (Luke Alvez)
- Kirsten Vangsness (Penelope Garcia)
- A.J. Cook (Jennifer Jareau)
- Aisha Tyler (Dr. Tara Lewis)
- Zach Gilford (Elias Voit)
- Ryan-James Hatanaka (Tyler Green)
Episode: Hopeless
Air Date: 2009-10-14
Runtime: 42 min
A group of suspects with a pack mentality who kill for the thrill of it are the subjects of a BAU manhunt.