Tom Ohmer

A famous graphic artist joins the BAU in their hunt for the serial killer responsible for the brutal deaths of gang members in Los Angeles.

Marissa throws a birthday party for Trey at Caleb's mansion, hoping to help the two bond; Summer discovers Reed's true identity, leaving Seth in hot water.

When an expert in rocket engines is killed, Eric goes undercover to ensure the classified technology, used to build satellites, is kept safe.

Kim fakes a weather report from her radio station to get all personnel to take cover as the team races to stop a plane that is armed with deadly nerve gas.

Mick searches for a teen vampire who is preying on female escorts he finds online; an intimate moment has Mick and Beth trying to avoid each other.

When an Afghan boy arrives at the warehouse looking to be trained as a jihadi, Darwyn introduces him to a more moderate brand of Islam in the hope of steering him away from terrorism.