S08E14: Trial and Error
Kevin deciphers the demon tablet and figures out how to close the gates of Hell. He tells Sam and Dean that according to the tablet one person must face a series of three trials, and the first one is to kill a hellhound.
Previous Episode 
Season 1
Pilot
S1E1 / 13 Sep 2005
Wendigo
S1E2 / 20 Sep 2005
Dead in the Water
S1E3 / 27 Sep 2005
Phantom Traveler
S1E4 / 04 Oct 2005
Bloody Mary
S1E5 / 11 Oct 2005
Skin
S1E6 / 18 Oct 2005
Hook Man
S1E7 / 25 Oct 2005
Bugs
S1E8 / 08 Nov 2005
Home
S1E9 / 15 Nov 2005
Asylum
S1E10 / 22 Nov 2005
Scarecrow
S1E11 / 10 Jan 2006
Faith
S1E12 / 17 Jan 2006
Route 666
S1E13 / 31 Jan 2006
Nightmare
S1E14 / 07 Feb 2006
The Benders
S1E15 / 14 Feb 2006
Shadow
S1E16 / 28 Feb 2006
Hell House
S1E17 / 30 Mar 2006
Something Wicked
S1E18 / 06 Apr 2006
Provenance
S1E19 / 13 Apr 2006
Dead Man's Blood
S1E20 / 20 Apr 2006
Salvation
S1E21 / 27 Apr 2006
Devil's Trap
S1E22 / 04 May 2006
Season 2
In My Time of Dying
S2E1 / 28 Sep 2006
Everybody Loves a Clown
S2E2 / 05 Oct 2006
Bloodlust
S2E3 / 12 Oct 2006
Children Shouldn't Play With Dead Things
S2E4 / 19 Oct 2006
Simon Said
S2E5 / 26 Oct 2006
No Exit
S2E6 / 02 Nov 2006
The Usual Suspects
S2E7 / 09 Nov 2006
Crossroad Blues
S2E8 / 16 Nov 2006
Croatoan
S2E9 / 07 Dec 2006
Hunted
S2E10 / 11 Jan 2007
Playthings
S2E11 / 18 Jan 2007
Nightshifter
S2E12 / 25 Jan 2007
Houses of the Holy
S2E13 / 01 Feb 2007
Born Under a Bad Sign
S2E14 / 08 Feb 2007
Tall Tales
S2E15 / 15 Feb 2007
Roadkill
S2E16 / 15 Mar 2007
Heart
S2E17 / 22 Mar 2007
Hollywood Babylon
S2E18 / 19 Apr 2007
Folsom Prison Blues
S2E19 / 26 Apr 2007
What Is and What Should Never Be
S2E20 / 03 May 2007
All Hell Breaks Loose (1)
S2E21 / 10 May 2007
All Hell Breaks Loose (2)
S2E22 / 17 May 2007
Season 3
The Magnificent Seven
S3E1 / 04 Oct 2007
The Kids Are Alright
S3E2 / 11 Oct 2007
Bad Day at Black Rock
S3E3 / 18 Oct 2007
Sin City
S3E4 / 25 Oct 2007
Bedtime Stories
S3E5 / 01 Nov 2007
Red Sky at Morning
S3E6 / 08 Nov 2007
Fresh Blood
S3E7 / 15 Nov 2007
A Very Supernatural Christmas
S3E8 / 13 Dec 2007
Malleus Maleficarum
S3E9 / 31 Jan 2008
Dream a Little Dream of Me
S3E10 / 07 Feb 2008
Mystery Spot
S3E11 / 14 Feb 2008
Jus in Bello
S3E12 / 21 Feb 2008
Ghostfacers!
S3E13 / 24 Apr 2008
Long-Distance Call
S3E14 / 01 May 2008
Time Is on My Side
S3E15 / 08 May 2008
No Rest for the Wicked
S3E16 / 15 May 2008
Season 4
Lazarus Rising
S4E1 / 18 Sep 2008
Are You There, God? It's Me, Dean Winchester
S4E2 / 25 Sep 2008
In the Beginning
S4E3 / 02 Oct 2008
Metamorphosis
S4E4 / 09 Oct 2008
Monster Movie
S4E5 / 16 Oct 2008
Yellow Fever
S4E6 / 23 Oct 2008
It's the Great Pumpkin, Sam Winchester
S4E7 / 30 Oct 2008
Wishful Thinking
S4E8 / 06 Nov 2008
I Know What You Did Last Summer
S4E9 / 13 Nov 2008
Heaven and Hell
S4E10 / 20 Nov 2008
Family Remains
S4E11 / 15 Jan 2009
Criss Angel Is a Douchebag
S4E12 / 22 Jan 2009
After School Special
S4E13 / 29 Jan 2009
Sex and Violence
S4E14 / 05 Feb 2009
Death Takes a Holiday
S4E15 / 12 Mar 2009
On the Head of a Pin
S4E16 / 19 Mar 2009
It's a Terrible Life
S4E17 / 26 Mar 2009
The Monster at the End of this Book
S4E18 / 02 Apr 2009
Jump the Shark
S4E19 / 23 Apr 2009
The Rapture
S4E20 / 30 Apr 2009
When the Levee Breaks
S4E21 / 07 May 2009
Lucifer Rising
S4E22 / 14 May 2009
Season 5
Sympathy for the Devil
S5E1 / 10 Sep 2009
Good God, Y'All!
S5E2 / 17 Sep 2009
Free to Be You and Me
S5E3 / 24 Sep 2009
The End
S5E4 / 01 Oct 2009
Fallen Idols
S5E5 / 08 Oct 2009
I Believe the Children Are Our Future
S5E6 / 15 Oct 2009
The Curious Case of Dean Winchester
S5E7 / 29 Oct 2009
Changing Channels
S5E8 / 05 Nov 2009
The Real Ghostbusters
S5E9 / 12 Nov 2009
Abandon All Hope...
S5E10 / 19 Nov 2009
Sam, Interrupted
S5E11 / 21 Jan 2010
Swap Meat
S5E12 / 28 Jan 2010
The Song Remains the Same
S5E13 / 04 Feb 2010
My Bloody Valentine
S5E14 / 11 Feb 2010
Dead Men Don't Wear Plaid
S5E15 / 25 Mar 2010
Dark Side of the Moon
S5E16 / 01 Apr 2010
99 Problems
S5E17 / 08 Apr 2010
Point of No Return
S5E18 / 15 Apr 2010
Hammer of the Gods
S5E19 / 22 Apr 2010
The Devil You Know
S5E20 / 29 Apr 2010
Two Minutes to Midnight
S5E21 / 06 May 2010
Swan Song
S5E22 / 13 May 2010
Season 6
Exile on Main St.
S6E1 / 24 Sep 2010
Two and a Half Men
S6E2 / 01 Oct 2010
The Third Man
S6E3 / 08 Oct 2010
Weekend at Bobby's
S6E4 / 15 Oct 2010
Live Free or Twihard
S6E5 / 22 Oct 2010
You Can't Handle the Truth
S6E6 / 29 Oct 2010
Family Matters
S6E7 / 05 Nov 2010
All Dogs Go to Heaven
S6E8 / 12 Nov 2010
Clap Your Hands If You Believe...
S6E9 / 19 Nov 2010
Caged Heat
S6E10 / 03 Dec 2010
Appointment in Samarra
S6E11 / 10 Dec 2010
Like a Virgin
S6E12 / 04 Feb 2011
Unforgiven
S6E13 / 11 Feb 2011
Mannequin 3: The Reckoning
S6E14 / 18 Feb 2011
The French Mistake
S6E15 / 25 Feb 2011
...And Then There Were None
S6E16 / 04 Mar 2011
My Heart Will Go On
S6E17 / 15 Apr 2011
Frontierland
S6E18 / 22 Apr 2011
Mommy Dearest
S6E19 / 29 Apr 2011
The Man Who Would Be King
S6E20 / 06 May 2011
Let It Bleed
S6E21 / 20 May 2011
The Man Who Knew Too Much
S6E22 / 20 May 2011
Season 7
Meet the New Boss
S7E1 / 23 Sep 2011
Hello, Cruel World
S7E2 / 30 Sep 2011
The Girl Next Door
S7E3 / 07 Oct 2011
Defending Your Life
S7E4 / 14 Oct 2011
Shut Up, Dr. Phil
S7E5 / 21 Oct 2011
Slash Fiction
S7E6 / 28 Oct 2011
The Mentalists
S7E7 / 04 Nov 2011
Season Seven, Time for a Wedding!
S7E8 / 11 Nov 2011
How to Win Friends and Influence Monsters
S7E9 / 18 Nov 2011
Death's Door
S7E10 / 02 Dec 2011
Adventures in Babysitting
S7E11 / 06 Jan 2012
Time After Time
S7E12 / 13 Jan 2012
The Slice Girls
S7E13 / 03 Feb 2012
Plucky Pennywhistle's Magical Menagerie
S7E14 / 10 Feb 2012
Repo Man
S7E15 / 17 Feb 2012
Out with the Old
S7E16 / 16 Mar 2012
The Born-Again Identity
S7E17 / 23 Mar 2012
Party On, Garth
S7E18 / 30 Mar 2012
Of Grave Importance
S7E19 / 20 Apr 2012
The Girl with the Dungeons and Dragons Tattoo
S7E20 / 27 Apr 2012
Reading is Fundamental
S7E21 / 04 May 2012
There Will Be Blood
S7E22 / 11 May 2012
Survival of the Fittest
S7E23 / 18 May 2012
Season 8
We Need to Talk About Kevin
S8E1 / 03 Oct 2012
What's Up, Tiger Mommy?
S8E2 / 10 Oct 2012
Heartache
S8E3 / 17 Oct 2012
Bitten
S8E4 / 24 Oct 2012
Blood Brother
S8E5 / 31 Oct 2012
Southern Comfort
S8E6 / 07 Nov 2012
A Little Slice of Kevin
S8E7 / 14 Nov 2012
Hunteri Heroici
S8E8 / 28 Nov 2012
Citizen Fang
S8E9 / 05 Dec 2012
Torn and Frayed
S8E10 / 16 Jan 2013
LARP and the Real Girl
S8E11 / 23 Jan 2013
As Time Goes By
S8E12 / 30 Jan 2013
Everybody Hates Hitler
S8E13 / 06 Feb 2013
Trial and Error
S8E14 / 13 Feb 2013
Man's Best Friend with Benefits
S8E15 / 20 Feb 2013
Remember the Titans
S8E16 / 27 Feb 2013
Goodbye, Stranger
S8E17 / 20 Mar 2013
Freaks and Geeks
S8E18 / 27 Mar 2013
Taxi Driver
S8E19 / 03 Apr 2013
Pac-Man Fever
S8E20 / 24 Apr 2013
The Great Escapist
S8E21 / 01 May 2013
Clip Show
S8E22 / 08 May 2013
Sacrifice
S8E23 / 15 May 2013
Season 9
I Think I'm Gonna Like It Here
S9E1 / 08 Oct 2013
Devil May Care
S9E2 / 15 Oct 2013
I'm No Angel
S9E3 / 22 Oct 2013
Slumber Party
S9E4 / 29 Oct 2013
Dog Dean Afternoon
S9E5 / 05 Nov 2013
Heaven Can't Wait
S9E6 / 12 Nov 2013
Bad Boys
S9E7 / 19 Nov 2013
Rock and a Hard Place
S9E8 / 26 Nov 2013
Holy Terror
S9E9 / 03 Dec 2013
Road Trip
S9E10 / 14 Jan 2014
First Born
S9E11 / 21 Jan 2014
Sharp Teeth
S9E12 / 28 Jan 2014
The Purge
S9E13 / 04 Feb 2014
Captives
S9E14 / 25 Feb 2014
#THINMAN
S9E15 / 04 Mar 2014
Blade Runners
S9E16 / 18 Mar 2014
Mother's Little Helper
S9E17 / 25 Mar 2014
Meta Fiction
S9E18 / 15 Apr 2014
Alex Annie Alexis Ann
S9E19 / 22 Apr 2014
Bloodlines
S9E20 / 29 Apr 2014
King of the Damned
S9E21 / 06 May 2014
Stairway to Heaven
S9E22 / 13 May 2014
Do You Believe in Miracles?
S9E23 / 20 May 2014
Season 10
Black
S10E1 / 07 Oct 2014
Reichenbach
S10E2 / 14 Oct 2014
Soul Survivor
S10E3 / 21 Oct 2014
Paper Moon
S10E4 / 28 Oct 2014
Fan Fiction
S10E5 / 11 Nov 2014
Ask Jeeves
S10E6 / 18 Nov 2014
Girls, Girls, Girls
S10E7 / 25 Nov 2014
Hibbing 911
S10E8 / 02 Dec 2014
The Things We Left Behind
S10E9 / 09 Dec 2014
The Hunter Games
S10E10 / 20 Jan 2015
There's No Place Like Home
S10E11 / 27 Jan 2015
About a Boy
S10E12 / 03 Feb 2015
Halt & Catch Fire
S10E13 / 10 Feb 2015
The Executioner's Song
S10E14 / 17 Feb 2015
The Things They Carried
S10E15 / 18 Mar 2015
Paint It Black
S10E16 / 25 Mar 2015
Inside Man
S10E17 / 01 Apr 2015
Book of the Damned
S10E18 / 15 Apr 2015
The Werther Project
S10E19 / 22 Apr 2015
Angel Heart
S10E20 / 29 Apr 2015
Dark Dynasty
S10E21 / 06 May 2015
The Prisoner
S10E22 / 13 May 2015
Brother's Keeper
S10E23 / 20 May 2015
Season 11
Out of the Darkness, Into the Fire
S11E1 / 07 Oct 2015
Form and Void
S11E2 / 14 Oct 2015
The Bad Seed
S11E3 / 21 Oct 2015
Baby
S11E4 / 28 Oct 2015
Thin Lizzie
S11E5 / 04 Nov 2015
Our Little World
S11E6 / 11 Nov 2015
Plush
S11E7 / 18 Nov 2015
Just My Imagination
S11E8 / 02 Dec 2015
O Brother Where Art Thou?
S11E9 / 09 Dec 2015
The Devil in the Details
S11E10 / 20 Jan 2016
Into the Mystic
S11E11 / 27 Jan 2016
Don't You Forget About Me
S11E12 / 03 Feb 2016
Love Hurts
S11E13 / 10 Feb 2016
The Vessel
S11E14 / 17 Feb 2016
Beyond the Mat
S11E15 / 24 Feb 2016
Safe House
S11E16 / 23 Mar 2016
Red Meat
S11E17 / 30 Mar 2016
Hell's Angel
S11E18 / 06 Apr 2016
The Chitters
S11E19 / 27 Apr 2016
Don't Call Me Shurley
S11E20 / 04 May 2016
All in the Family
S11E21 / 11 May 2016
We Happy Few
S11E22 / 18 May 2016
Alpha and Omega
S11E23 / 25 May 2016
Season 12
Keep Calm and Carry On
S12E1 / 13 Oct 2016
Mamma Mia
S12E2 / 20 Oct 2016
The Foundry
S12E3 / 27 Oct 2016
American Nightmare
S12E4 / 03 Nov 2016
The One You've Been Waiting For
S12E5 / 10 Nov 2016
Celebrating the Life of Asa Fox
S12E6 / 17 Nov 2016
Rock Never Dies
S12E7 / 01 Dec 2016
LOTUS
S12E8 / 08 Dec 2016
First Blood
S12E9 / 26 Jan 2017
Lily Sunder Has Some Regrets
S12E10 / 02 Feb 2017
Regarding Dean
S12E11 / 09 Feb 2017
Stuck in the Middle (With You)
S12E12 / 16 Feb 2017
Family Feud
S12E13 / 23 Feb 2017
The Raid
S12E14 / 02 Mar 2017
Somewhere Between Heaven and Hell
S12E15 / 09 Mar 2017
Ladies Drink Free
S12E16 / 30 Mar 2017
The British Invasion
S12E17 / 06 Apr 2017
The Memory Remains
S12E18 / 13 Apr 2017
The Future
S12E19 / 27 Apr 2017
Twigs & Twine & Tasha Banes
S12E20 / 04 May 2017
There's Something About Mary
S12E21 / 11 May 2017
Who We Are
S12E22 / 18 May 2017
All Along the Watchtower
S12E23 / 18 May 2017
Season 13
Lost and Found
S13E1 / 12 Oct 2017
The Rising Son
S13E2 / 19 Oct 2017
Patience
S13E3 / 26 Oct 2017
The Big Empty
S13E4 / 02 Nov 2017
Advanced Thanatology
S13E5 / 09 Nov 2017
Tombstone
S13E6 / 16 Nov 2017
War of the Worlds
S13E7 / 23 Nov 2017
The Scorpion and the Frog
S13E8 / 30 Nov 2017
The Bad Place
S13E9 / 07 Dec 2017
Wayward Sisters
S13E10 / 18 Jan 2018
Breakdown
S13E11 / 25 Jan 2018
Various & Sundry Villains
S13E12 / 01 Feb 2018
Devil's Bargain
S13E13 / 08 Feb 2018
Good Intentions
S13E14 / 01 Mar 2018
A Most Holy Man
S13E15 / 08 Mar 2018
ScoobyNatural
S13E16 / 29 Mar 2018
The Thing
S13E17 / 05 Apr 2018
Bring 'em Back Alive
S13E18 / 12 Apr 2018
Funeralia
S13E19 / 19 Apr 2018
Unfinished Business
S13E20 / 26 Apr 2018
Beat the Devil
S13E21 / 03 May 2018
Exodus
S13E22 / 10 May 2018
Let the Good Times Roll
S13E23 / 17 May 2018
Season 14
Stranger in a Strange Land
S14E1 / 11 Oct 2018
Gods and Monsters
S14E2 / 18 Oct 2018
The Scar
S14E3 / 25 Oct 2018
Mint Condition
S14E4 / 01 Nov 2018
Nightmare Logic
S14E5 / 08 Nov 2018
Optimism
S14E6 / 15 Nov 2018
Unhuman Nature
S14E7 / 29 Nov 2018
Byzantium
S14E8 / 06 Dec 2018
The Spear
S14E9 / 13 Dec 2018
Nihilism
S14E10 / 17 Jan 2019
Damaged Goods
S14E11 / 24 Jan 2019
Prophet and Loss
S14E12 / 31 Jan 2019
Lebanon
S14E13 / 07 Feb 2019
Ouroboros
S14E14 / 07 Mar 2019
Peace of Mind
S14E15 / 14 Mar 2019
Don't Go in the Woods
S14E16 / 21 Mar 2019
Game Night
S14E17 / 04 Apr 2019
Absence
S14E18 / 11 Apr 2019
Jack in the Box
S14E19 / 18 Apr 2019
Moriah
S14E20 / 25 Apr 2019
Season 15
Back and to the Future
S15E1 / 10 Oct 2019
Raising Hell
S15E2 / 17 Oct 2019
The Rupture
S15E3 / 24 Oct 2019
Atomic Monsters
S15E4 / 07 Nov 2019
Proverbs 17:3
S15E5 / 14 Nov 2019
Golden Time
S15E6 / 21 Nov 2019
Last Call
S15E7 / 05 Dec 2019
Our Father, Who Aren't in Heaven
S15E8 / 12 Dec 2019
The Trap
S15E9 / 16 Jan 2020
The Heroes' Journey
S15E10 / 23 Jan 2020
The Gamblers
S15E11 / 30 Jan 2020
Galaxy Brain
S15E12 / 16 Mar 2020
Destiny's Child
S15E13 / 23 Mar 2020
Last Holiday
S15E14 / 08 Oct 2020
Gimme Shelter
S15E15 / 15 Oct 2020
Drag Me Away (From You)
S15E16 / 22 Oct 2020
Unity
S15E17 / 29 Oct 2020
Despair
S15E18 / 05 Nov 2020
Inherit the Earth
S15E19 / 12 Nov 2020
Carry On
S15E20 / 19 Nov 2020
Jared Padalecki
Sam Winchester
Jensen Ackles
Dean Winchester
