FBI backdrop

FBI S4E4 — Know Thyself

7.6

FBI•Season 4•Episode 4

Know Thyself

7.6/10 · 489 votesOct 12, 202141 min

Ranked #11 of 21 in Season 4•−0.1 vs season avg

The team hunts for a serial killer who is targeting young, homeless men. Also, Tiffany and Scola don’t see eye to eye on how to handle the case or the difference between partners and co-workers.

Directed byTimothy Busfield

Written byJen Frosch

Previous episodeE3 · Trauma Next episodeE5 · Charlotte’s Web

Seasons9

All 1 2 3 4 5 6 7 8 9

Cast6

Missy Peregrym

Missy Peregrym

Maggie Bell

Zeeko Zaki

Zeeko Zaki

Omar Adom 'OA' Zidan

John Boyd

John Boyd

Stuart Scola

Katherine Renee Kane

Katherine Renee Kane

Tiffany Wallace

Jeremy Sisto

Jeremy Sisto

Jubal Valentine

Alana de la Garza

Alana de la Garza

Isobel Castille

Crew2

Timothy Busfield

Timothy Busfield

Director

J

Jen Frosch

Writer

Discussion

0 comments

Join the conversation

Share your take and reply to other fans.

No comments yet

Be the first to share your thoughts on this episode.

Episode Summary

"Know Thyself" is episode 4 of FBI season 4. It scored 7.6/10 from 489 votes, ranking #11 of 21 episodes this season (season average 7.7). Directed by Timothy Busfield and written by Jen Frosch, it aired on October 12, 2021.

Next: E5 · Charlotte’s Web Best of Season 4