S03E09: The Girl Who Knew Too Much
As Allison begins to suspect someone dangerously close to her may be involved in the murders, Scott and Stiles conclude that Lydia’s rising talents may be their best bet to solving the murders.
Previous Episode 
Season 1
Wolf Moon
S1E1 / 05 Jun 2011
Second Chance at First Line
S1E2 / 06 Jun 2011
Pack Mentality
S1E3 / 13 Jun 2011
Magic Bullet
S1E4 / 20 Jun 2011
The Tell
S1E5 / 27 Jun 2011
Heart Monitor
S1E6 / 04 Jul 2011
Night School
S1E7 / 11 Jul 2011
Lunatic
S1E8 / 18 Jul 2011
Wolf's Bane
S1E9 / 25 Jul 2011
Co-Captain
S1E10 / 01 Aug 2011
Formality
S1E11 / 08 Aug 2011
Code Breaker
S1E12 / 15 Aug 2011
Season 2
Omega
S2E1 / 03 Jun 2012
Shape Shifted
S2E2 / 04 Jun 2012
Ice Pick
S2E3 / 11 Jun 2012
Abomination
S2E4 / 18 Jun 2012
Venomous
S2E5 / 25 Jun 2012
Frenemy
S2E6 / 02 Jul 2012
Restraint
S2E7 / 09 Jul 2012
Raving
S2E8 / 16 Jul 2012
Party Guessed
S2E9 / 23 Jul 2012
Fury
S2E10 / 30 Jul 2012
Battlefield
S2E11 / 06 Aug 2012
Master Plan
S2E12 / 13 Aug 2012
Season 3
Tattoo
S3E1 / 03 Jun 2013
Chaos Rising
S3E2 / 10 Jun 2013
Fireflies
S3E3 / 17 Jun 2013
Unleashed
S3E4 / 24 Jun 2013
Frayed
S3E5 / 01 Jul 2013
Motel California
S3E6 / 08 Jul 2013
Currents
S3E7 / 15 Jul 2013
Visionary
S3E8 / 22 Jul 2013
The Girl Who Knew Too Much
S3E9 / 29 Jul 2013
The Overlooked
S3E10 / 05 Aug 2013
Alpha Pact
S3E11 / 12 Aug 2013
Lunar Ellipse
S3E12 / 19 Aug 2013
Anchors
S3E13 / 06 Jan 2014
More Bad Than Good
S3E14 / 13 Jan 2014
Galvanize
S3E15 / 20 Jan 2014
Illuminated
S3E16 / 27 Jan 2014
Silverfinger
S3E17 / 03 Feb 2014
Riddled
S3E18 / 10 Feb 2014
Letharia Vulpina
S3E19 / 17 Feb 2014
Echo House
S3E20 / 24 Feb 2014
The Fox and the Wolf
S3E21 / 03 Mar 2014
De-Void
S3E22 / 10 Mar 2014
Insatiable
S3E23 / 17 Mar 2014
The Divine Move
S3E24 / 24 Mar 2014
Season 4
The Dark Moon
S4E1 / 23 Jun 2014
117
S4E2 / 30 Jun 2014
Muted
S4E3 / 07 Jul 2014
The Benefactor
S4E4 / 14 Jul 2014
I.E.D.
S4E5 / 21 Jul 2014
Orphaned
S4E6 / 28 Jul 2014
Weaponized
S4E7 / 04 Aug 2014
Time of Death
S4E8 / 11 Aug 2014
Perishable
S4E9 / 18 Aug 2014
Monstrous
S4E10 / 24 Aug 2014
A Promise to the Dead
S4E11 / 01 Sep 2014
Smoke and Mirrors
S4E12 / 08 Sep 2014
Season 5
Creatures of the Night
S5E1 / 29 Jun 2015
Parasomnia
S5E2 / 30 Jun 2015
Dreamcatchers
S5E3 / 06 Jul 2015
Condition Terminal
S5E4 / 13 Jul 2015
A Novel Approach
S5E5 / 20 Jul 2015
Required Reading
S5E6 / 27 Jul 2015
Strange Frequencies
S5E7 / 03 Aug 2015
Ouroboros
S5E8 / 10 Aug 2015
Lies of Omission
S5E9 / 17 Aug 2015
Status Asthmaticus
S5E10 / 24 Aug 2015
The Last Chimera
S5E11 / 05 Jan 2016
Damnatio Memoriae
S5E12 / 12 Jan 2016
Codominance
S5E13 / 19 Jan 2016
The Sword and the Spirit
S5E14 / 26 Jan 2016
Amplification
S5E15 / 02 Feb 2016
Lie Ability
S5E16 / 09 Feb 2016
A Credible Threat
S5E17 / 16 Feb 2016
Maid of Gévaudan
S5E18 / 23 Feb 2016
The Beast of Beacon Hills
S5E19 / 01 Mar 2016
Apotheosis
S5E20 / 08 Mar 2016
Season 6
Memory Lost
S6E1 / 15 Nov 2016
Superposition
S6E2 / 22 Nov 2016
Sundowning
S6E3 / 29 Nov 2016
Relics
S6E4 / 06 Dec 2016
Radio Silence
S6E5 / 13 Dec 2016
Ghosted
S6E6 / 03 Jan 2017
Heartless
S6E7 / 10 Jan 2017
Blitzkrieg
S6E8 / 17 Jan 2017
Memory Found
S6E9 / 24 Jan 2017
Riders on the Storm
S6E10 / 31 Jan 2017
Said The Spider To The Fly
S6E11 / 30 Jul 2017
Raw Talent
S6E12 / 06 Aug 2017
After Images
S6E13 / 13 Aug 2017
Face-to-Faceless
S6E14 / 20 Aug 2017
Pressure Test
S6E15 / 20 Aug 2017
Triggers
S6E16 / 03 Sep 2017
Werewolves of London
S6E17 / 10 Sep 2017
Genotype
S6E18 / 17 Sep 2017
Broken Glass
S6E19 / 17 Sep 2017
The Wolves of War
S6E20 / 24 Sep 2017
Tyler Posey
Scott McCall
Holland Roden
Lydia Martin
Shelley Hennig
Malia Tate
Dylan Sprayberry
Liam Dunbar
Linden Ashby
Noah Stilinski
Melissa Ponzio
Melissa McCall
