FBI Season 4, Episode 3 Trauma Crime Drama IMDB 7.911 Country United States Duration 43 min Air Date 2021-10-05 Actors Missy Peregrym (Maggie Bell) Zeeko Zaki (Omar Adom 'OA' Zidan) John Boyd (Stuart Scola) Katherine Renee Kane (Tiffany Wallace) Shantel VanSanten (Nina Chase) Jeremy Sisto (Jubal Valentine) Alana de la Garza (Isobel Castille) Overview The team finds a connection between bombings and a private veterans' club in New York City; Isobel tells a reluctant OA to recruit a former Army buddy for intel.