Alexa Nikolas

The BAU team travels to San Francisco to investigate the murders of several homeless men and teams up with a separate group of BAU operatives who are working another case they think is connected. Academy Award, Golden Globe and Emmy Award-winning actor Forest Whitaker guest stars as Special Agent Sam Cooper.

Zack takes his new girlfriend, Ella, on a double date with Cody and Barbara but acts nothing like a gentleman once Ella starts beating him at miniature golf. Meanwhile, Maddie is shocked and impressed when London announces that she's starting a book club. But when Maddie realizes her club isn't actually reading the books, but rather just getting together so they can gossip, she decides to try and influence London's outlook on reading.

Cody is upset when he has to do all the work but Zack gets all the credit.

While dealing with issues in her personal life, Melinda has difficulty helping a troubled teenage ghost.

Lightman is called to a mental hospital to determine if a patient is being held against his will. Attempting to have the patient released, Lightman finds himself descending down a path that forces him to question his own sanity and brings him face-to-face with his own past.