FBI Season 1, Episode 9 Compromised Crime Drama IMDB 7.911 Country United States Duration 43 min Air Date 2018-12-04 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 After a key witness and a U.S. marshal are ambushed and killed, Maggie and OA must track down a man who leaked the information that led to their murders.