- 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: Nelson's Sparrow
Air Date: 2015-01-28
Runtime: 42 min
The BAU revisits its origins when they look at one of Rossi and Gideon’s old cases to track a killer that got away.