Discover
The team head to Canada to investigate the disappearances of a number of homeless people, drug users and sex workers and uncover something horrific in part one of the season finale.
Original Release
05/20/2009
US Release
05/20/2009
Cast
| Name | Character |
|---|
| Joe Mantegna | David Rossi |
| Paget Brewster | Emily Prentiss |
| Shemar Moore | Derek Morgan |
| Matthew Gray Gubler | Dr. Spencer Reid / Spencer Reid |
| A.J. Cook | Jennifer Jareau |
| Kirsten Vangsness | Penelope Garcia |
| Thomas Gibson | Aaron Hotchner |
| Sharif Atkins | William Hightower |
| Garret Dillahunt | Mason Turner |
| Rowena King | Det. Tay Benning |
Directors
Writers
Creators
Cast
| Name | Character |
|---|
| Joe Mantegna | David Rossi |
| Paget Brewster | Emily Prentiss |
| Shemar Moore | Derek Morgan |
| Matthew Gray Gubler | Dr. Spencer Reid / Spencer Reid |
| A.J. Cook | Jennifer Jareau |
| Kirsten Vangsness | Penelope Garcia |
| Thomas Gibson | Aaron Hotchner |
| Sharif Atkins | William Hightower |
| Garret Dillahunt | Mason Turner |
| Rowena King | Det. Tay Benning |
| John Lacy | Officer Jeff Bedwell |
| Vernee Watson | Maxine Hightower |
| Paul Rae | Lucas Turner |
| Lily Kershaw | Kelly |
| Scott Lincoln | Motel Clerk |
| Erin Anderson | Sheri the Hooker |
| Krys Marshall | Vicki |
| Jessie T. Usher | Daniel |
| Christopher Guckenberger | Charles Porter |
| Gavin McClure | Border Agent #2 |
Producers
| Name | Role |
|---|
| Chris Mundy | Executive Producer |
| Jay Beattie | Executive Producer |
| Edward Allen Bernero | Executive Producer |
| Dan Dworkin | Executive Producer |
| Debra J. Fisher | Executive Producer |
| Mark Gordon | Executive Producer |
| Erica Messer | Executive Producer |
| Simon Mirren | Executive Producer |
| Deborah Spera | Executive Producer |
| Charles S. Carroll | Producer |
| Gigi Coello-Bannon | Producer |
| Francis J. Conway | Producer |
| Kiegan Downs | Producer |
| Breen Frazier | Producer |
| Holly Harold | Producer |
| Glenn Kershaw | Producer |
| Andrew Wilder | Producer |
