After a man in Detroit reveals evidence to several suspected disappearances that may be connected, the BAU is called to help track down the serial killer who is responsible. During the investigation, they are forced into Canada to catch him.
- Erin Anderson - Sheri
- Sharif Atkins - William Hightower
- Jon Barton - SWAT Leader
- Willam Belli - Walter Patterson
- Benjamin Byron Davis - Burt Lang
- Garret Dillahunt - Mason Turner
- Timothy James Driscoll - OPP Officer #1
- Cherrelle E'Lan - Lee Hightower
- Christopher Guckenberger - Charles Porter
- Lily Kershaw - Kelly Shane
- Rowena King - Detective Tay Benning
- John Lacy - Officer Jeff Bedwell
- Scott Lincoln - Motel Clerk
- Krystal Marshall - Vicki
- Gavin McClure - Border Agent #2
- Casey Nelson - Constable Cassar
- Paul Rae - Lucas Turner
- Shanequa Reed - Prostitute #2
- Brandon Taylor - Border Agent #1
- Jessie Usher - Daniel
- Vernee Watson-Johnson - Maxine Hightower
- "Chip Away" by Jane's Addiction
- Aaron Hotchner: Flannery O'Connor said, "If there were no Hell, we would be like the animals. No Hell, no dignity."
- The episode marks the second time the BAU had gone to another country to investigate a case. The first time was in Machismo, in which the BAU went to Mexico.
- Christopher Guckenberger, the actor who portrays Charles Porter, previously appeared on Criminal Minds, starring as a punk in the episode "Brothers in Arms" earlier in the season.