• Cast members (L-R) Michael Weatherly, Pauley Perrette, Rocky Carroll, Mark Harmon, Cote de Pablo and David McCallum participate in a panel for CBS series NCIS during the CBS sessions at the Television Critics Association winter press tour in Pasadena, Cal

Cast members (L-R) Michael Weatherly, Pauley Perrette, Rocky Carroll, Mark Harmon, Cote de Pablo and David McCallum participate in a panel for CBS series NCIS during the CBS sessions at the Television Critics Association winter press tour in Pasadena, Cal (Photo : REUTERS/Phil McCarten )

"NCIS" Season 12 will take a one week hiatus as it draws closer to its finale. The show will resume its run on April 28, 2015 with Episode 22 titled "Troll." The upcoming segment will see the return of some exciting characters while the NCIS works to solve the murder mystery of a Navy Warfare Engineer. Here are few spoilers for the next episode of "NCIS" Season 12. Also find out what to expect in the highly anticipated season finale.

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[Spoiler alert! This article contains spoilers for "NCIS" Season 12 Episode 22 "Troll" and Episode 24 "Neverland." Please do not read further if you don't want to know more about it.]

In Episode 22, fans will see the return of Ellie Bishop's husband the NSA Attorney Jake Malloy, as portrayed by Jamie Bamber. He will be joined by Matt Jones' Special Agent Ned Dorneget.

According to the official spoilers for "Troll" (via Spoiler TV), NCIS cyber operations officers will collaborate with the team when a murder of an employee of US Office of Naval Intelligence is assigned to the crime-fighting agency. The case involves cyber links.

Meanwhile, the team is in for a surprise as new friendship develops in the organisation. Jake and Gibbs bond and establish close friendship. How it impacts their work remains to be seen.

The network is yet to release a promo video for "NCIS" Season 12 Episode 22. Meanwhile, fans can take a glimpse of the promotional photos for "Troll" via Spoiler TV.

As for the "NCIS" Season 12 finale, it will be aired on May 12. Episode 24 titled "Neverland" may see a death of an important team member. The synopsis for the segment hints at unexpected loss for the team. According to Cartermatt, the team digs into the case involving global terrorist group that is hiring teenagers through the internet. A series bombing attack leads to significant yet emotional loss for NCIS.

"NCIS" Season 12 Episode 22 "Troll" airs April 28 at 8:00 pm on CBS. Come back for more spoilers and updates.