FBI Season 9 Episode 4 — Reticence

The team investigates a missing infant and a string of murders as it all connects to a rocket propulsion company on the verge of going public. The team struggles to find the truth when their investigation points to the daunting conclusion that the suspect is one of their own.

FBI Season 9 Episode 4 (“Reticence”) is episode 4 of 4 in Season 9 and first aired on October 26, 2026. It runs about 43 minutes. Directed by John Behring. Written by Stephanie McFarlane. Guest stars include Vedette Lim, James Chen and Chris Rickett. FBI is a Crime, Action & Adventure and Drama series from CBS.