The Bittersweet Science

"The Bittersweet Science" is the tenth episode of Season Seven of Criminal Minds.

Summary
The BAU team investigates a string of brutal beatings in Philadelphia and is led to the city's boxing scene in search of the killer. Also, Hotch makes a connection with an attractive runner as they both train for a triathlon.

Guest Cast

 * Jill Alexander - Dr. Joanne Carlton
 * Abby Brammell - Pam
 * Tim Davis - Jason
 * Charles S. Dutton - Tony
 * Sandra Genovese - Billie
 * Shawn Hatosy - Jimmy
 * Ken Lally - Jack
 * Ludwig Manukian - Dr. Raj Surna
 * David Mazouz - Ryan
 * Sean Kathryn O'Connor - Dr. Jean Bellamy
 * Jeremy Radin - Man
 * Kelsey Scott - Paramedic
 * Ray Stefanelli - Referee
 * Mark Withers - Lou Manzoni
 * Bellamy Young - Beth