Mayhem

"Mayhem" is the Season Four premier of Criminal Minds.

Summary
After a bomb explodes an SUV in New York City that might be carrying a BAU member, the team goes into high gear to determine who might have been injured in the explosion and to apprehend the terrorists responsible for the mayhem.

Guest Cast

 * Michael Steger - Sam
 * Sienna Guillory - SSA Kate Joyner
 * Jack McGee - Detective Brustin
 * Monica Young - TV News Reporter
 * Moe Daniels - Lisa Bartleby
 * Amie Farrell - Agent Shelly Davis
 * Geoff Reeves - ESU One
 * Brandon Hirsch - ESU Two
 * Loren Lester - Doctor Shore
 * Erik Palladino - Detective Cooper
 * Adoni Maropis - Ben Abner
 * Joe Basile - Colm Lagan
 * Greg Collins - Captain Warner
 * Zac Alexander - Doctor Marino

Referenced Criminals

 * The London Bombers (Yasin Hassan Omar, Osman Hussain, Muktar Said Ibrahim and Ramzi Mohammed)
 * Azahari Husin, The Demolition Man

Music

 * "Mr. Lonely" by Bobby Vinton

Bookend Quotes

 * Aaron Hotchner: "Never think that war, no matter how necessary, nor how justified, is not a crime." Ernest Hemingway.