The team investigates the murder of a Naval Commander. Dr. Rachel Cranston follows the team around for their long overdue psych evaluations and finds a familiar pattern.

The NCIS team springs into action to find the assailant responsible for beating a Marine to death in his own backyard on the next episode of NCIS.

A petty officer’s recruitment session at a college fair comes to a fatal end, prompting the NCIS team, accompanied by Dr. Mallard’s predecessor, to solve his murder.

Gibbs and the NCIS team partner with a Coast Guard Investigative Service (CGIS) Agent to solve the murder of a Marine gunned down on a dinner boat.

The NCIS team investigates the disappearance of a Navy petty officer who is the sole witness in an upcoming murder trial.

Part II of the Fall Sweeps arc featuring the return of Ziva’s father, Eli David, and all the complications stemming from his surprising arrival.

The team is assigned to protect Ziva’s father, Eli David, when his attendance at a NCIS conference leads to some unexpected surprises.

Abby and the rest of the team members are stunned when Gibbs enlists the help of none other than DiNozzo’s father to solve a case.

In the sixth episode of the eighth season, the team begins to worry about Abby when she becomes obsessed with a murder investigation.

When a controversial DJ and a Naval Officer are shot to death, Ziva, McGee, DiNozzo and Gibbs uncover what turns out to be a sinister plan.