Pauley Perrette, better known to fans as Abby Sciuto on NCIS, revealed that the show's upcoming holiday episode will be a blast from the past.

Tony DiNozzo's Love Life To Unfold This Season

“Watched new #NCIS Tuesday Christmas episode! INCREDIBLE! EVERYONES back! Ziva, Jenny, Franks etc @SeanHMurray is AMAZING!” she tweeted on Sunday night.

“AND YES our beautiful Kate is back and so many awesome guest stars... An #NCIS fan's dream! Don't miss Tuesday!!!” she added.

Get The Details On Jeri Ryan's NCIS Appearance 

Jenny Shepard (Lauren Holly), the former director of the team, was killed in action during the season 5 finale. Michael Franks, the original leader of the Major Case Response Team, was given a funeral during season 8 after being killed by Jonas Cobb. Special agent Caitlin "Kate" Todd (Sasha Alexander) was murdered during season 2 by Mossad member Ari Haswari.

Ziva David (Cote de Pablo) is the only character mentioned who wasn’t killed, but decided to leave the NCIS team last year.

According to CBS, the episode, titled “House Rules,” will show the NCIS team consulting with “three cyber-terrorists they imprisoned after a city-wide Internet shutdown the week before Christmas.”

During the episode, McGee will also think about the case as well as “Gibbs' infamous rules as he pens a heartfelt letter to his father.”

Sean Murray, who stars as Timothy McGee, hyped up the episode, tweeting, “just a quick reminder NOT to miss new #NCIS this Tuesday...”

The NCIS Christmas episode airs on Tuesday, Dec. 16 at 8 p.m. EST on CBS.

See the teaser below:

Tags: NCIS