5 Criminal Minds Facts You Might Not Have Known - "Fatal"

Go behind-the-scenes with inside info on last night's episode with amazing facts from CBS Sync!

One Big Family

1. One Big Family

Richmond Arquette, who plays Sgt. Mack, is an American actor and the brother of celebrity siblings Alexis, David, Rosanna, and CSI:Cyber star Patricia Arquette.
All His Own Stunts

2. All His Own Stunts

Terry Serpico, who plays Wick Griffith, began his career as a stunt performer. He is best known for his work on “Donnie Brasco,” “The Departed,” and “Army Wives.”
The Stapler

3. The Stapler

Jesse, the boy with the stapler at the end of the episode, is the son of first assistant director, Terry Ham.
Back in School

4. Back in School

Mrs. McCorkindale, who gifted the UnSub's book, takes her name from writer Bruce Zimmerman's high school Spanish teacher.