Criminal Minds Wiki

"Red Light" is the twenty-second episode of Season Twelve of Criminal Minds, and the second of the two-part season finale and the 277th overall.


Caught in an impossible situation, Reid must face an old nemesis. Meanwhile, Derek Morgan comes to the BAU with a lead that might help them find Mr. Scratch.

Guest Cast[]


  • "Moonlight Serenade" by Glenn Miller and His Orchestra
  • "Journey On" by Elms District

Bookend Quotes[]

  • Emily Prentiss: "The villainy you teach me I will execute, and it shall go hard, but I will better the instruction." - William Shakespeare


  • The term "red light" is used both as a noun (a red traffic light instructing vehicles to stop moving) and as a verb (to refuse an action).
  • A scene from the Season Eight finale episode "The Replicator" is reused. In it, two helicopters used by the BAU are flying overhead the rooftops.
  • In the end scene of Episode 22 when the spike strips are deployed, two newer model Chevy SUVs were shown, but when they get hit by the semi they are older models.

Criminal Minds Episodes