S01E41: Ghosts of 511
Grimmer stubbornly stalks Petrov for his experimental research papers chronicaling the abuses at Kinderheim 511, but he gets a surprise instead.
Previous Episode 
Season 1
Herr Dr. Tenma
S1E1 / 07 Apr 2004
Downfall
S1E2 / 14 Apr 2004
A Murder
S1E3 / 21 Apr 2004
Night of the Execution
S1E4 / 28 Apr 2004
The Girl of Heidelberg
S1E5 / 05 May 2004
The Missing
S1E6 / 12 May 2004
House of Tragedy
S1E7 / 19 May 2004
Pursued
S1E8 / 26 May 2004
The Girl and the Seasoned Soldier
S1E9 / 02 Jun 2004
A Past Erased
S1E10 / 09 Jun 2004
511 Kinderheim
S1E11 / 16 Jun 2004
A Little Experiment
S1E12 / 23 Jun 2004
Petra and Schumann
S1E13 / 30 Jun 2004
Left Behind
S1E14 / 07 Jul 2004
Be My Baby
S1E15 / 14 Jul 2004
Wolf's Confession
S1E16 / 21 Jul 2004
Reunion
S1E17 / 28 Jul 2004
Five Sugars
S1E18 / 04 Aug 2004
Monster's Abyss
S1E19 / 11 Aug 2004
Journey to Freiham
S1E20 / 18 Aug 2004
Happy Holidays
S1E21 / 25 Aug 2004
Lunge's Trap
S1E22 / 01 Sep 2004
Eva's Confession
S1E23 / 08 Sep 2004
Of Men and Dining
S1E24 / 15 Sep 2004
Thursday's Boy
S1E25 / 29 Sep 2004
The Secret Woods
S1E26 / 06 Oct 2004
Proof
S1E27 / 13 Oct 2004
Just One Case
S1E28 / 20 Oct 2004
Execution
S1E29 / 27 Oct 2004
Decision
S1E30 / 03 Nov 2004
In Broad Daylight
S1E31 / 10 Nov 2004
Sanctuary
S1E32 / 17 Nov 2004
A Child's View
S1E33 / 01 Dec 2004
At the Edge of Darkness
S1E34 / 08 Dec 2004
My Nameless Hero
S1E35 / 15 Dec 2004
The Monster of Chaos
S1E36 / 22 Dec 2004
A Nameless Monster
S1E37 / 12 Jan 2005
The Demon in My Eyes
S1E38 / 19 Jan 2005
The Hell in His Eyes
S1E39 / 26 Jan 2005
Grimmer
S1E40 / 02 Feb 2005
Ghosts of 511
S1E41 / 09 Feb 2005
The Adventures of the Magnificent Steiner
S1E42 / 16 Feb 2005
Detective Suk
S1E43 / 23 Feb 2005
Double Darkness
S1E44 / 02 Mar 2005
The Monster's Afterimage
S1E45 / 09 Mar 2005
Contact
S1E46 / 16 Mar 2005
The Door to Nightmares
S1E47 / 23 Mar 2005
The Scariest Thing
S1E48 / 30 Mar 2005
The Cruelest Thing
S1E49 / 06 Apr 2005
The Rose Mansion
S1E50 / 13 Apr 2005
The Monster's Love Letter
S1E51 / 20 Apr 2005
The Lawyer
S1E52 / 27 Apr 2005
Determination
S1E53 / 04 May 2005
The Escape
S1E54 / 11 May 2005
Room 402
S1E55 / 18 May 2005
The Neverending Journey
S1E56 / 25 May 2005
That Night
S1E57 / 01 Jun 2005
I Hate This Job
S1E58 / 08 Jun 2005
The Man Who Saw the Devil
S1E59 / 15 Jun 2005
The Man Who Knew Too Much
S1E60 / 22 Jun 2005
The Door to Memories
S1E61 / 29 Jun 2005
A Pleasant Dinner Table
S1E62 / 06 Jul 2005
Unrelated Murders
S1E63 / 13 Jul 2005
The Baby's Depression
S1E64 / 20 Jul 2005
Johan's Footprints
S1E65 / 27 Jul 2005
Welcome Home
S1E66 / 03 Aug 2005
I'm Back
S1E67 / 10 Aug 2005
Ruhenheim
S1E68 / 17 Aug 2005
The Peaceful House
S1E69 / 24 Aug 2005
The Town Massacre
S1E70 / 31 Aug 2005
The Wrath of the Magnificent Steiner
S1E71 / 07 Sep 2005
A Nameless Man
S1E72 / 14 Sep 2005
Scenery for a Doomsday
S1E73 / 21 Sep 2005
The Real Monster
S1E74 / 28 Sep 2005
Hidenobu Kiuchi
Tenma (voice)
Nozomu Sasaki
Johan Liebert (voice)
Mamiko Noto
Nina Verdona (voice)
