NCIS: Los Angeles' last episode shocked fans when the hour ended without solving the abduction of rookie agent Dom Vaile (Adam Jamal Craig).
Check out photos of the NCIS: Los Angeles cast
Viewers weren't the only ones caught off-guard.
"I didn't know it was going to happen; I was surprised," Daniela Ruah tells TVGuide.com. "But just like on the original NCIS, you never know who's going to stay and who's going to go. For the audience, it's crazy