While the BAU hunts for a vigilante on a killing spree in Cleveland, Rossi is concerned when his former Marine sergeant goes missing and heads to Los Angeles to find him. Also, the secret JJ has been keeping from the team may be catching up with her.
- Gregoer Boru - Holden Jones
- Carl Crudup - Willie
- Courtney Cunningham - Cora Bradshaw
- Michael Domantay - Tito A.
- Jonathan Erickson Eisley - Tyler Steadman
- Thomas F. Evans - Sergeant Gulsby
- Cesar Garcia - Oscar T.
- Shelley Gershoni - Bartender
- Jon Gries - Clifford Walsh
- Mark Hapka - Terry Pyke
- Meeghan Holaway - Cheryl Grant
- Vijaya Kumari - Sita Patel
- LOKI - Dane Hendrix
- Natalija Nogulich - Helen Clark
- Alexis Peters - Madison Davis
- Russell Richardson - Thomas Scott
- Mik Scriba - Clerk
- Suzanne Sena - TV Announcer
- Meshach Taylor - Harrison Scott
- Vern Urich - Jeffrey Hines
- Jack Wallace - Carl
- Hilary Ward - May Scott
- Ian Patrick Williams - Clarence
- "Retreat Hell Part 1" by Combichrist
- "Guiding Light" by Foy Vance (feat. Ed Sheeran)
- Derek Morgan: "Beware the fury of a patient man." — John Dryden
- David Rossi: "Forgiveness does not change the past, but it does enlarge the future." — Paul Bausa
- Joe Mantegna is the third actor from the show's main cast to direct an episode, the first being Matthew Gray Gubler and the second being Thomas Gibson.
- Cesar Garcia, the actor who portrays Oscar T., the 1st victim of the episode's unsub, previously appeared playing an unnamed gangbanger who confronts Carl Finster (another spree killer) in the Season Eight episode "Magnificent Light."
- ↑ Credited as "Meth Lab Victim"
- ↑ Credited as "Gangbanger #2"
- ↑ Credited as "Gangbanger #1"
- ↑ Credited as "Jogger"