While a group of boy scouts are on a visit to NCIS, Abby discovers that one of the boys was reported to have been abducted in 1998, leading the team to search for his father who is running from a murder he was accused of committing in 1998 but their case is not helped by the fact that the young boy involved is regularly calling his father to warn him of what happens in advance.
Abby reveals that her pet peeves are people who say they are vegetarian but then eat chicken and mishandled evidence.
It's revealed that Lt. Col. Hollis Mann is relocating to the Hawaiian island of Lanai.
DiNozzo reveals that he worked with Detective Marshall Collins when he was at Baltimore Homicide.
It's soon dicovered that Detective Collins is actually the one responsible for committing the murder in 1998 and as such, framed Brian Taylor, Carson's father for the crime.
Carson manages to unsurp DiNozzo's position as the Movie Quiz Champion and even retains the title when DiNozzo's attempt to reclaim his title fails due to the fact that he got a Back to the Future related question wrong.
When Gibbs and McGee are questioning Lt. Taylor, she mentions that she stumbled into some poison ivy, whilst in the woods, at which point, McGee looks away and scratches his face. He has been allergic to poison ivy since the second season.
The Magnum P.I. bed and the scene of the original Battlestar Galactica playing on the laptop are both shows that Donald P. Bellisario directed and wrote for.
The writing staff may have been trying to create a fictitious youth organization for the episode when they came up with the name "Youth Rangers", but in fact there exists a national youth organization by that name, only in the United Kingdom.
On the GPS McGee is holding you can read "Valencia, CA" and "No Service". Probably indicating the last position where the GPS was used before shooting the scene.
Sci-fi fans might recognize JR Bourne (Detective Marshall Collins) from the show Stargate SG-1 where he played Martouf and Lantash, a Human who has blended with the Tok'ra.