S04E02: Octopus Head
The Gedächtnis Esser continues to steal memories and Captain Renard's mother visits him in the hospital to try to save his life. Meanwhile Wu confronts Nick about Trubel and Nick and Adalind share a psychic connection.
Previous Episode 
Season 1
Pilot
S1E1 / 28 Oct 2011
Bears Will Be Bears
S1E2 / 04 Nov 2011
Beeware
S1E3 / 11 Nov 2011
Lonelyhearts
S1E4 / 18 Nov 2011
Danse Macabre
S1E5 / 08 Dec 2011
The Three Bad Wolves
S1E6 / 09 Dec 2011
Let Your Hair Down
S1E7 / 16 Dec 2011
Game Ogre
S1E8 / 13 Jan 2012
Of Mouse and Man
S1E9 / 20 Jan 2012
Organ Grinder
S1E10 / 03 Feb 2012
Tarantella
S1E11 / 10 Feb 2012
Last Grimm Standing
S1E12 / 24 Feb 2012
Three Coins in a Fuchsbau
S1E13 / 02 Mar 2012
Plumed Serpent
S1E14 / 09 Mar 2012
Island of Dreams
S1E15 / 30 Mar 2012
The Thing with Feathers
S1E16 / 06 Apr 2012
Love Sick
S1E17 / 13 Apr 2012
Cat and Mouse
S1E18 / 20 Apr 2012
Leave It to Beavers
S1E19 / 27 Apr 2012
Happily Ever Aftermath
S1E20 / 04 May 2012
Big Feet
S1E21 / 11 May 2012
Woman in Black
S1E22 / 18 May 2012
Season 2
Bad Teeth
S2E1 / 13 Aug 2012
The Kiss
S2E2 / 20 Aug 2012
Bad Moon Rising
S2E3 / 27 Aug 2012
Quill
S2E4 / 03 Sep 2012
The Good Shepherd
S2E5 / 28 Sep 2012
Over My Dead Body
S2E6 / 05 Oct 2012
The Bottle Imp
S2E7 / 12 Oct 2012
The Other Side
S2E8 / 19 Oct 2012
La Llorona
S2E9 / 26 Oct 2012
The Hour of Death
S2E10 / 02 Nov 2012
To Protect and Serve Man
S2E11 / 09 Nov 2012
Season of the Hexenbiest (1)
S2E12 / 16 Nov 2012
Face Off (2)
S2E13 / 08 Mar 2013
Natural Born Wesen
S2E14 / 15 Mar 2013
Mr. Sandman
S2E15 / 22 Mar 2013
Nameless
S2E16 / 29 Mar 2013
One Angry Fuchsbau
S2E17 / 05 Apr 2013
Volcanalis
S2E18 / 26 Apr 2013
Endangered
S2E19 / 30 Apr 2013
Kiss of the Muse
S2E20 / 07 May 2013
The Waking Dead (1)
S2E21 / 14 May 2013
Goodnight, Sweet Grimm (2)
S2E22 / 21 May 2013
Season 3
The Ungrateful Dead (3)
S3E1 / 25 Oct 2013
PTZD (4)
S3E2 / 01 Nov 2013
A Dish Best Served Cold
S3E3 / 08 Nov 2013
One Night Stand
S3E4 / 15 Nov 2013
El Cucuy
S3E5 / 29 Nov 2013
Stories We Tell Our Young
S3E6 / 06 Dec 2013
Cold Blooded
S3E7 / 13 Dec 2013
Twelve Days of Krampus
S3E8 / 13 Dec 2013
Red Menace
S3E9 / 03 Jan 2014
Eye of the Beholder
S3E10 / 10 Jan 2014
The Good Soldier
S3E11 / 17 Jan 2014
The Wild Hunt (1)
S3E12 / 24 Jan 2014
Revelation (2)
S3E13 / 28 Feb 2014
Mommy Dearest
S3E14 / 07 Mar 2014
Once We Were Gods
S3E15 / 14 Mar 2014
The Show Must Go On
S3E16 / 21 Mar 2014
Synchronicity
S3E17 / 04 Apr 2014
The Law of Sacrifice
S3E18 / 11 Apr 2014
Nobody Knows the Trubel I've Seen
S3E19 / 25 Apr 2014
My Fair Wesen
S3E20 / 02 May 2014
The Inheritance
S3E21 / 09 May 2014
Blonde Ambition
S3E22 / 16 May 2014
Season 4
Thanks for the Memories
S4E1 / 24 Oct 2014
Octopus Head
S4E2 / 31 Oct 2014
The Last Fight
S4E3 / 07 Nov 2014
Dyin' on a Prayer
S4E4 / 14 Nov 2014
Cry Luison
S4E5 / 21 Nov 2014
Highway of Tears
S4E6 / 28 Nov 2014
The Grimm Who Stole Christmas
S4E7 / 05 Dec 2014
Chupacabra
S4E8 / 12 Dec 2014
Wesenrein
S4E9 / 16 Jan 2015
Tribunal
S4E10 / 23 Jan 2015
Death Do Us Part
S4E11 / 30 Jan 2015
Maréchaussée
S4E12 / 06 Feb 2015
Trial by Fire
S4E13 / 13 Feb 2015
Bad Luck
S4E14 / 20 Mar 2015
Double Date
S4E15 / 27 Mar 2015
Heartbreaker
S4E16 / 03 Apr 2015
Hibernaculum
S4E17 / 10 Apr 2015
Mishipeshu
S4E18 / 17 Apr 2015
Iron Hans
S4E19 / 24 Apr 2015
You Don't Know Jack
S4E20 / 01 May 2015
Headache
S4E21 / 08 May 2015
Cry Havoc
S4E22 / 15 May 2015
Season 5
The Grimm Identity
S5E1 / 30 Oct 2015
Clear and Wesen Danger
S5E2 / 06 Nov 2015
Lost Boys
S5E3 / 13 Nov 2015
Maiden Quest
S5E4 / 20 Nov 2015
Rat King
S5E5 / 04 Dec 2015
Wesen Nacht
S5E6 / 11 Dec 2015
Eve of Destruction
S5E7 / 29 Jan 2016
A Reptile Dysfunction
S5E8 / 05 Feb 2016
Star-Crossed
S5E9 / 12 Feb 2016
Map of the Seven Knights
S5E10 / 19 Feb 2016
Key Move
S5E11 / 04 Mar 2016
Into the Schwarzwald
S5E12 / 11 Mar 2016
Silence of the Slams
S5E13 / 18 Mar 2016
Lycanthropia
S5E14 / 25 Mar 2016
Skin Deep
S5E15 / 01 Apr 2016
The Believer
S5E16 / 08 Apr 2016
Inugami
S5E17 / 15 Apr 2016
Good to the Bone
S5E18 / 22 Apr 2016
The Taming of the Wu
S5E19 / 29 Apr 2016
Bad Night
S5E20 / 13 May 2016
Beginning of the End, Parts One and Two
S5E21 / 20 May 2016
Season 6
Fugitive
S6E1 / 06 Jan 2017
Trust Me Knot
S6E2 / 13 Jan 2017
Oh Captain, My Captain
S6E3 / 20 Jan 2017
El Cuegle
S6E4 / 27 Jan 2017
The Seven Year Itch
S6E5 / 03 Feb 2017
Breakfast in Bed
S6E6 / 10 Feb 2017
Blind Love
S6E7 / 17 Feb 2017
The Son Also Rises
S6E8 / 24 Feb 2017
Tree People
S6E9 / 03 Mar 2017
Blood Magic
S6E10 / 10 Mar 2017
Where the Wild Things Were
S6E11 / 17 Mar 2017
Zerstörer Shrugged
S6E12 / 24 Mar 2017
The End
S6E13 / 31 Mar 2017
David Giuntoli
Nick Burkhardt
Silas Weir Mitchell
Monroe
Russell Hornsby
Hank Griffin
Sasha Roiz
Sean Renard
Reggie Lee
Drew Wu
Bree Turner
Rosalee Calvert
Claire Coffee
Adalind Schade
