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 two 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 |
| Paul Rae | Lucas Turner |
| Lily Kershaw | Kelly |
| C. Thomas Howell | George Foyet |
| Benjamin Byron Davis | Burt Lang |
| Jon Barton | SWAT Leader |
| Timothy 'TJ' James Driscoll | OPP Officer #1 |
| Cherrelle E'Lan | Lee Hightower |
| Jennifer Floyd | Search and Rescue Medic |
| Brian A. Gutierrez | Pigpen CSI Tech |
Producers
| Name | Role |
|---|
| Edward Allen Bernero | Executive Producer |
| Jay Beattie | Executive Producer |
| Dan Dworkin | Executive Producer |
| Debra J. Fisher | Executive Producer |
| Mark Gordon | Executive Producer |
| Erica Messer | Executive Producer |
| Simon Mirren | Executive Producer |
| Chris Mundy | Executive Producer |
| Deborah Spera | Executive Producer |
| Charles S. Carroll | Producer |
| Gigi Coello-Bannon | Producer |
| Francis J. Conway | Producer |
| Breen Frazier | Producer |
| Holly Harold | Producer |
| Glenn Kershaw | Producer |
| Andrew Wilder | Producer |
| Jennifer Yates | Producer |
