When a young Navy officer vanished without a trace along with $8,600 from a supply ship during the Vietnam War, he was classified a deserter. His sister believed he was murdered. Can NCIS agents solve a cold case nearly four decades old?

The search for a young missing military wife takes NCIS agents into the dark world of master and slave role playing where they uncover the dual life of a Marine sergeant. Narrated by CBS' "NCIS" actor Rocky Carroll.

When a young military wife at the Marine Combat Base in Twentynine Palms, California, vanishes, NCIS agents discover she has a secret — did it lead to murder?

Did a duplicitous online love affair between two people who never met lead to an innocent Marine being murdered?

Friends searching for a missing Army nurse find her apartment smoldering and no sign of their friend. Can NCIS agents find her?

The murder of a Navy communications officer after using an ATM leads NCIS agents and police on a trail of twisted relationships, lies and secret double lives.

A Navy lieutenant’s mysterious illness aboard the USS Forrestal leads to his death. Investigators say he was poisoned -- after 13 years, the trail leads to a suspect with an unusual motive for murder.

When a Marine was nearly killed in Kuwait, NCIS investigated a terror plot but instead found a love triangle.

Real-life NCIS agents investigate the murders of a Marine sergeant and his wife 67 days after they wed. Was the motive money, was it racially motivated or was it something else?

Real-life NCIS agents team up with Air Force investigators to solve the murder of an American airman in Japan, leading to a dark, twisted path of deception, fraud and witchcraft.

The convicted killer of a young Florida mom speaks out for the first time and admits he didn't tell investigators everything -- but vows he didn't kill her. Is he telling the truth now?