Supernatural Season 4 Episode 21
Dean and Bobby have something frightening locked in Bobby’s panic room: Sam, contaminated by demon blood. But as the apocalypse draws nearer, Bobby wants to free Sam to battle on their side.
Supernatural Season 4 Episode 21 Online Free
Supernatural Season 4 Episode 21 Online Free
Where to watch Supernatural Season 4 Episode 21
Supernatural Season 4 Episode 21 movie free online
Supernatural Season 4 Episode 21 free online
- Eps 1: Pilot
- Eps 2: Wendigo
- Eps 3: Dead in the Water
- Eps 4: Phantom Traveler
- Eps 5: Bloody Mary
- Eps 6: Skin
- Eps 7: Hook Man
- Eps 8: Bugs
- Eps 9: The Journey Home
- Eps 10: Asylum
- Eps 11: Scarecrow
- Eps 12: Faith
- Eps 13: Route 666
- Eps 14: Nightmare
- Eps 15: The Benders
- Eps 16: Shadow
- Eps 17: Hell House
- Eps 18: Something Wicked
- Eps 19: Provenance
- Eps 20: Dead Man's Blood
- Eps 21: Salvation
- Eps 22: Devil's Trap
- Eps 1: In My Time of Dying
- Eps 2: Everybody Loves a Clown
- Eps 3: Bloodlust
- Eps 4: Children Shouldn't Play With Dead Things
- Eps 5: Simon Said
- Eps 6: No Exit
- Eps 7: The Usual Suspects
- Eps 8: Crossroad Blues
- Eps 9: Croatoan
- Eps 10: Hunted
- Eps 11: Playthings
- Eps 12: Nightshifter
- Eps 13: Houses of the Holy
- Eps 14: Born Under a Bad Sign
- Eps 15: Tall Tales
- Eps 16: Roadkill
- Eps 17: Heart
- Eps 18: Hollywood Babylon
- Eps 19: Folsom Prison Blues
- Eps 20: What Is and What Should Never Be
- Eps 21: All Hell Breaks Loose, Part 1
- Eps 22: All Hell Breaks Loose, Part 2
- Eps 1: The Magnificent Seven
- Eps 2: The Kids Are Alright
- Eps 3: Bad Day at Black Rock
- Eps 4: Sin City
- Eps 5: Bedtime Stories
- Eps 6: Red Sky at Morning
- Eps 7: Fresh Blood
- Eps 8: A Very Supernatural Christmas
- Eps 9: Malleus Maleficarum
- Eps 10: Dream a Little Dream of Me
- Eps 11: Mystery Spot
- Eps 12: Jus in Bello
- Eps 13: Ghostfacers!
- Eps 14: Long-Distance Call
- Eps 15: Time is on My Side
- Eps 16: No Rest For the Wicked
- Eps 1: Lazarus Rising
- Eps 2: Are You There, God? It's Me, Dean Winchester
- Eps 3: In the Beginning
- Eps 4: Metamorphosis
- Eps 5: Monster Movie
- Eps 6: Yellow Fever
- Eps 7: It's the Great Pumpkin, Sam Winchester
- Eps 8: Wishful Thinking
- Eps 9: I Know What You Did Last Summer
- Eps 10: Heaven and Hell
- Eps 11: Family Remains
- Eps 12: Criss Angel Is A Douchebag
- Eps 13: After School Special
- Eps 14: Sex and Violence
- Eps 15: Death Takes a Holiday
- Eps 16: On the Head of a Pin
- Eps 17: It's a Terrible Life
- Eps 18: The Monster at the End of this Book
- Eps 19: Jump the Shark
- Eps 20: The Rapture
- Eps 21: When the Levee Breaks
- Eps 22: Lucifer Rising
- Eps 1: Sympathy for the Devil
- Eps 2: Good God, Y'All!
- Eps 3: Free to Be You and Me
- Eps 4: The End
- Eps 5: Fallen Idols
- Eps 6: I Believe the Children Are Our Future
- Eps 7: The Curious Case of Dean Winchester
- Eps 8: Changing Channels
- Eps 9: The Real Ghostbusters
- Eps 10: Abandon All Hope...
- Eps 11: Sam, Interrupted
- Eps 12: Swap Meat
- Eps 13: The Song Remains the Same
- Eps 14: My Bloody Valentine
- Eps 15: Dead Men Don't Wear Plaid
- Eps 16: Dark Side of the Moon
- Eps 17: 99 Problems
- Eps 18: Point of No Return
- Eps 19: Hammer of the Gods
- Eps 20: The Devil You Know
- Eps 21: Two Minutes to Midnight
- Eps 22: Swan Song
- Eps 1: Exile on Main Street
- Eps 2: Two and a Half Men
- Eps 3: The Third Man
- Eps 4: Weekend at Bobby's
- Eps 5: Live Free or Twihard
- Eps 6: You Can't Handle the Truth
- Eps 7: Family Matters
- Eps 8: All Dogs Go to Heaven
- Eps 9: Clap Your Hands If You Believe...
- Eps 10: Caged Heat
- Eps 11: Appointment in Samarra
- Eps 12: Like a Virgin
- Eps 13: Unforgiven
- Eps 14: Mannequin 3: The Reckoning
- Eps 15: The French Mistake
- Eps 16: ...And Then There Were None
- Eps 17: My Heart Will Go On
- Eps 18: Frontierland
- Eps 19: Mommy Dearest
- Eps 20: The Man Who Would Be King
- Eps 21: Let It Bleed
- Eps 22: The Man Who Knew Too Much
- Eps 1: Meet the New Boss
- Eps 2: Hello, Cruel World
- Eps 3: The Girl Next Door
- Eps 4: Defending Your Life
- Eps 5: Shut Up, Dr. Phil
- Eps 6: Slash Fiction
- Eps 7: The Mentalists
- Eps 8: Season Seven, Time for a Wedding!
- Eps 9: How to Win Friends and Influence Monsters
- Eps 10: Death's Door
- Eps 11: Adventures in Babysitting
- Eps 12: Time After Time After Time
- Eps 13: The Slice Girls
- Eps 14: Plucky Pennywhistle's Magical Menagerie
- Eps 15: Repo Man
- Eps 16: Out With the Old
- Eps 17: The Born-Again Identity
- Eps 18: Party On, Garth
- Eps 19: Of Grave Importance
- Eps 20: The Girl with the Dungeons and Dragons Tattoo
- Eps 21: Reading is Fundamental
- Eps 22: There Will Be Blood
- Eps 23: Survival of the Fittest
- Eps 1: We Need To Talk About Kevin
- Eps 2: What's Up, Tiger Mommy?
- Eps 3: Heartache
- Eps 4: Bitten
- Eps 5: Blood Brother
- Eps 6: Southern Comfort
- Eps 7: A Little Slice of Kevin
- Eps 8: Hunteri Heroici
- Eps 9: Citizen Fang
- Eps 10: Torn and Frayed
- Eps 11: LARP and the Real Girl
- Eps 12: As Time Goes By
- Eps 13: Everybody Hates Hitler
- Eps 14: Trial and Error
- Eps 15: Man's Best Friend with Benefits
- Eps 16: Remember the Titans
- Eps 17: Goodbye, Stranger
- Eps 18: Freaks and Geeks
- Eps 19: Taxi Driver
- Eps 20: Pac-Man Fever
- Eps 21: The Great Escapist
- Eps 22: Clip Show
- Eps 23: Sacrifice
- Eps 1: I Think I'm Gonna Like It Here
- Eps 2: Devil May Care
- Eps 3: I'm No Angel
- Eps 4: Slumber Party
- Eps 5: Dog Dean Afternoon
- Eps 6: Heaven Can't Wait
- Eps 7: Bad Boys
- Eps 8: Rock and a Hard Place
- Eps 9: Holy Terror
- Eps 10: Road Trip
- Eps 11: First Born
- Eps 12: Sharp Teeth
- Eps 13: The Purge
- Eps 14: Captives
- Eps 15: #THINMAN
- Eps 16: Blade Runners
- Eps 17: Mother's Little Helper
- Eps 18: Meta Fiction
- Eps 19: Alex Annie Alexis Ann
- Eps 20: Bloodlines
- Eps 21: King of the Damned
- Eps 22: Stairway to Heaven
- Eps 23: Do You Believe in Miracles?
- Eps 1: Black
- Eps 2: Reichenbach
- Eps 3: Soul Survivor
- Eps 4: Paper Moon
- Eps 5: Fan Fiction
- Eps 6: Ask Jeeves
- Eps 7: Girls, Girls, Girls
- Eps 8: Hibbing 911
- Eps 9: The Things We Left Behind
- Eps 10: The Hunter Games
- Eps 11: There's No Place Like Home
- Eps 12: About a Boy
- Eps 13: Halt & Catch Fire
- Eps 14: The Executioner's Song
- Eps 15: The Things They Carried
- Eps 16: Paint It Black
- Eps 17: Inside Man
- Eps 18: Book of the Damned
- Eps 19: The Werther Project
- Eps 20: Angel Heart
- Eps 21: Dark Dynasty
- Eps 22: The Prisoner
- Eps 23: Brother's Keeper
- Eps 1: Out of the Darkness, Into the Fire
- Eps 2: Form and Void
- Eps 3: The Bad Seed
- Eps 4: Baby
- Eps 5: Thin Lizzie
- Eps 6: Our Little World
- Eps 7: Plush
- Eps 8: Just My Imagination
- Eps 9: O Brother Where Art Thou?
- Eps 10: The Devil in the Details
- Eps 11: Into the Mystic
- Eps 12: Don’t You Forget About Me
- Eps 13: Love Hurts
- Eps 14: The Vessel
- Eps 15: Beyond The Mat
- Eps 16: Safe House
- Eps 17: Red Meat
- Eps 18: Hell's Angel
- Eps 19: The Chitters
- Eps 20: Don't Call Me Shurley
- Eps 21: All in the Family
- Eps 22: We Happy Few
- Eps 23: Alpha and Omega
- Eps 1: Keep Calm and Carry On
- Eps 2: Mamma Mia
- Eps 3: The Foundry
- Eps 4: American Nightmare
- Eps 5: The One You’ve Been Waiting For
- Eps 6: Celebrating The Life Of Asa Fox
- Eps 7: Rock Never Dies
- Eps 8: LOTUS
- Eps 9: First Blood
- Eps 10: Lily Sunder Has Some Regrets
- Eps 11: Regarding Dean
- Eps 12: Stuck in the Middle (With You)
- Eps 13: Family Feud
- Eps 14: The Raid
- Eps 15: Somewhere Between Heaven and Hell
- Eps 16: Ladies Drink Free
- Eps 17: The British Invasion
- Eps 18: The Memory Remains
- Eps 19: The Future
- Eps 20: Twigs and Twine and Tasha Banes
- Eps 21: There's Something About Mary
- Eps 22: Who We Are
- Eps 23: All Along the Watchtower
- Eps 1: Lost and Found
- Eps 2: The Rising Son
- Eps 3: Patience
- Eps 4: The Big Empty
- Eps 5: Advanced Thanatology
- Eps 6: Tombstone
- Eps 7: War of the Worlds
- Eps 8: The Scorpion and the Frog
- Eps 9: The Bad Place
- Eps 10: Wayward Sisters
- Eps 11: Breakdown
- Eps 12: Various & Sundry Villains
- Eps 13: Devil's Bargain
- Eps 14: Good Intentions
- Eps 15: A Most Holy Man
- Eps 16: ScoobyNatural
- Eps 17: The Thing
- Eps 18: Bring 'em Back Alive
- Eps 19: Funeralia
- Eps 20: Unfinished Business
- Eps 21: Beat the Devil
- Eps 22: Exodus
- Eps 23: Let the Good Times Roll
- Eps 1: Stranger in a Strange Land
- Eps 2: Gods and Monsters
- Eps 3: The Scar
- Eps 4: Mint Condition
- Eps 5: Nightmare Logic
- Eps 6: Optimism
- Eps 7: Unhuman Nature
- Eps 8: Byzantium
- Eps 9: The Spear
- Eps 10: Nihilism
- Eps 11: Damaged Goods
- Eps 12: Prophet and Loss
- Eps 13: Lebanon
- Eps 14: Ouroboros
- Eps 15: Peace of Mind
- Eps 16: Don't Go In The Woods
- Eps 17: Game Night
- Eps 18: Absence
- Eps 19: Jack In The Box
- Eps 20: Moriah
- Eps 1: Back and to the Future
- Eps 2: Raising Hell
- Eps 3: The Rupture
- Eps 4: Atomic Monsters
- Eps 5: Proverbs 17:3
- Eps 6: Golden Time
- Eps 7: Last Call
- Eps 8: Our Father, Who Aren't in Heaven
- Eps 9: The Trap
- Eps 10: The Heroes' Journey
- Eps 11: The Gamblers
- Eps 12: Galaxy Brain
- Eps 13: Destiny's Child
- Eps 14: Last Holiday
- Eps 15: Gimme Shelter
- Eps 16: Drag Me Away (From You)
- Eps 17: Unity
- Eps 18: Despair
- Eps 19: Inherit the Earth
- Eps 20: Carry On
- Eps 21: Special Episode