Robert Shampain

After an internet entrepreneur is killed in his pool by an alligator, the team investigate his connections with a high-end dating site.

When Melinda discovers a family secret, madness grips the hospital and Grandview when a ghost who is making no sense haunts a patient.

While in Germany, the Unit must prevent a terrorist attack from happening; Kim runs into an old boyfriend at the airport.

Jack and the team search for a dedicated and respected firefighter who disappeared after rescuing two fellow firemen from a building engulfed in flames. When Scott Marshall didn't return home after the deadly incident, the investigators try to get Marshall's silent peers to talk. Marshall's wife informs the agents that her husband had called and said he planned to quit the department.

The team search for a 71-year-old man last seen getting into a car with two men.