Lachlan Buchanan

As the BAU welcomes back Emily Prentiss, they're called upon to investigate the disappearance of three women.

Castle & Beckett get an up-close view of a Real Housewives-esque TV series, when they investigate the murder of the show's rising star.

Personal plans are interrupted when errors are found in what seemed to be a straight-forward, closed case; McGee and Delilah argue whether work should be discussed during dinner.

The Station 19 crew is called to a cult gathering where they find their leader dancing on the roof and claiming he can fly; Travis gets a surprise visit from his father; Dean makes a difficult decision that could affect his career trajectory.

As Ben readies the new Physician Response Team truck for the field, his suspicions about Sullivan and the missing Fentanyl continue to grow; Jack and Rigo try to look past their differences when they are forced to work together.

The crew responds to a drunken driver scene; Dean receives advice from Pruitt; Sullivan seeks help from Dr. Amelia Shepherd.