- 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: The Uncanny Valley
Air Date: 2010-01-13
Runtime: 41 min
An unusual personal obsession is at the center of a BAU abduction case. Meanwhile, Hotch struggles with his return to work.