Mark Ashworth

The NCIS team discovers a mole in the ranks while helping the Department of Homeland Security locate 900 pounds of missing explosives that pose a threat to New Orleans.

Following the discovery of the Malum, John acquires the help of Cotton to find out more about the Grand Rite. Mary tries to regain control of Mercy, and Tituba is tasked by the hive to discover the secret of John Alden that he has killed to keep.

Crane and Abbie are forced to make alliances with some dangerous enemies when a new threat appears in Sleepy Hollow.

Courtney's seemingly perfect life in Los Angeles gets upended with a move to Nebraska.

Pat finds himself one step closer to learning which ISA members may be in Blue Valley, and a search for Rick leads Courtney, Yolanda and Beth to Cindy Bauman's Halloween party.

Niles, Jane, Cliff, Rita, Vic and Dorothy are still miniature-sized. Ultimately, Niles will have to sacrifice something precious to save the team.