'FBI' Stars Tease Global Crossover Bringing Together All Three CBS Series (Exclusive)

etonline.com:

series are teaming up for a crossover event, «Imminent Threat,» uniting the characters and storylines of , and. On Tuesday, the three units will have to come together when the abduction of a U.S.

citizen in Rome reveals an international plot for a massive terror attack in New York City. «It's a huge episode. It's really exciting,» Jeremy Sisto, who plays Jubal Valentine, says in between takes on the set of.

And only ET was able to go behind the scenes with the cast, including Dylan McDermott (Remy Scott), Missy Peregrym (Maggie Bell) and Zeeko Zaki (Omar Adom Zidan), as all the action went down on the CBS crime procedurals. «We're here in Rome.

And what a better way to start,» Luke Kleintank (Scott Forrester) says of the three-hour event, which kicks off with the Fly Team learning of an abduction on as two members of the FBI's New York field office, Jubal and Nina (Shantel VanSanten), arrive in Italy to help with the manhunt.«We are looking at an international terrorist situation that starts overseas,» Zaki explains, with Sisto revealing that one of their agents is undercover when they realize there is a «person trying to buy a lot of C4 explosives [and that] they're gonna make a bomb.» As things continue to unfold during the second hour on, Maggie calls upon Remy, when they realize his well-connected informant may be the key to moving the investigation forward. «Remy has some great undercover experience, so we're brought in as the Most Wanted [team] to kind of step in and help,» teases Roxy Sternberg (Sheryll Barnes).However, «we're very different teams.