Michelle Gillette

When the warden (guest star Toby Huss) asks Jake to investigate Romero’s (guest star Lou Diamond Phillips) drug smuggling operation, Jake and Caleb (guest star Tim Meadows) find themselves caught between the loyalty Jake has sworn to both of them. Meanwhile, Amy is offered a deal by a local mobster who claims he can prove that Hawkins (guest star Gina Gershon) is guilty, but Holt and the rest of the gang think they have a safer plan.

Dina (Lauren Ash) throws a wrench in everyone's Halloween plans when something goes missing from the store and declares that no employee can leave until someone confesses to stealing. Amy (America Ferrera) is determined to find out who is responsible because she doesn't want to miss trick-or-treating with her daughter and Mateo (Nico Santos) prepares for his secret date with Jeff (recurring guest star Michael Bunin). Meanwhile, Jonah (Ben Feldman) and Cheyenne (Nichole Bloom) struggle to bond until they discover they have more in common than they thought. Garrett (Colton Dunn) has a difficult time defending himself during the store-wide investigation.

As the BAU travels to Miami to investigate a series of bizarre, ritualistic murders, Reid suffers a series of blinding headaches and hallucinations that leave him concerned for his health.

When a severed human foot washes up on shore, the squad is called in to identify the victim and track down the murderer as more body parts are found. After an unsuccessful job hunt, Angela finds she enjoys helping out Korsak at the Dirty Robber.

Marcus turns to Will for advice on getting invited to a party, but when that doesn't yield results, Fiona gets involved.