'It was hell,' says Peregrym. She also reveals what she didn't like about the original ending of this episode.

Find out what brings Nikki to 26 Fed.

'The idea is to continue to build out the Dick Wolf New York and beyond FBI universe.'

Plus, Zach Grenier returns as retired profiler Peter Olsen.

'It felt like they've done everything in the wrong order.'

Missy Peregrym, Alana De La Garza, John Boyd, and Juliana Aidén Martinez preview upcoming episodes.

Plus, Segarra looks back on 'FBI' romance and more.

Plus, there are 'a lot of mixed emotions' coming up.

How far would Jubal have gone to find the man responsible for what happened to his son?

OA and Gemma were together for two years.