Torres is led to see his father, whom he has not visited since childhood, due to certain pieces of evidence in a case about a Marine sergeant's stabbing.
Gibbs gets ready to testify against financial advisor who is accused of stealing millions of dollars from his clients while the team investigates a murder case.
The sole survivor of the NCIS Regional Enforcement Action Capabilities Training Team helps the team investigate an explosion that killed her teammates.
Bishop is implicated in being involved in an old NSA leak; Gibbs and Marcie notice that the murderer they are following could be aware of what they are doing.
The team sets off on a desperate search for Gibbs after they discover the wreckage of his boat and discover that he was looking for a dangerous serial killer.
A photographer enters the ER to photograph an ill patient; Neela becomes jealous of a surgical intern; Sam can't stop thinking about Alex on her birthday.
A young man come to the ER after suffering heart failure; Pratt tries apologizing to his brother; Abby and Gates discover the difficulties of raising children.
Kovac must treat patients before facility renovations begin; an accident sends Pratt's brother to the ER; Gates's resentment towards his dad reaches it's limit.
When aliens mistake broadcasts of classic arcade games as a declaration of war and attack using tactics from the games, a 1980s video game champ is called upon.
When aliens mistake broadcasts of classic arcade games as a declaration of war and attack using tactics from the games, a 1980s video game champ is called upon.
When Gregorio realizes her team's newest case resembles something she learned during training, she asks her former behavioral science professor for help.
A journalist posts a damning article that describes Pride's supposed misuse of justice, but the article is the work of somebody who is targeting Pride.
Pride assembles an unofficial team to help him avoid abuse of power charges; the team and NCIS find a dangerous plot for Tricentennial Fleet Week celebration.
Pride assembles an unofficial team to help him avoid abuse of power charges; the team and NCIS find a dangerous plot for Tricentennial Fleet Week celebration.
Pride's temporary replacement joins the team as they search for a former bomb maker for the IRA; Pride thinks about taking another position in the agency.
The key witness of an investigation into the death of a Navy intelligence officer gets close to Sebastian; Pride struggles to get used to his new position.
Parker and Gibbs set off to search for a serial killer's victim; Agent Knight investigates a manufacturing company connected to the murders by going undercover.