Investigation into a mass murder at a new Internet security company in Charlottesville, Virginia, reveals the butchery is not the work of a typical workplace shooter. Meanwhile, Morgan oversees Prentiss's requisite re-certification training.
- Sarah Aldrich - Jenna Dolan
- Andy Allen - Nathan Munz
- Bruno Amato - HRT Commander Powell
- Michael Bofshever - Mark Dolan
- Robin Daléa - Doctor Risa Coletti
- Andre G. Ellingson - Van Driver
- Bryan Friday - Adam Werner
- Lindsey Ginter - General Boyd Milgram
- Vince Green - Uniformed Officer
- Hana Hayes - Ally Dolan
- Sean Hemeon - Police Officer
- Rodney J. Hobbs - State Trooper Brian Long
- Janice Kent - Wendy Milgram
- Max Martini - Luke Dolan
- Julia Rhoda - Mary Dolan
- Gina St. John - Reporter
- Jamie Silberhartz - Jamie
- Robert Steinman - Carter Tadman
- Spencer Reid: "Men are not prisoners of fate, but only prisoners of their own minds." — Franklin D. Roosevelt
- David Rossi: "We're born alone, we live alone, we die alone. Only through our love and friendship can we create the illusion for the moment that we're not alone." — Orson Welles
- Sarah Aldrich, the actress who portrays Jenna Dolan, also played Maya Hazel in an episode of Suspect Behavior.
- Andre G. Ellingson, the longtime special effects coordinator of Criminal Minds, previously played an acting role in the series, starring as a police officer in the Season Four episode Brothers in Arms.