Demon hunting isn't always what it's cracked up to be. How much do you know about the characters in "Supernatural"?
Dean and Sam Winchester are brothers who pursue evil supernatural entities across the world.
Jensen Ackles also had notable roles in "Smallville," "Dark Angel" and "Days of Our Lives."
Bobby Singer appears at the end of the season one. He's a family friend who becomes a role model for Dean and Sam.
Charlie's computer hacking skills come in handy as the brothers pursue their slippery demonic prey.
Our two heroes have indeed been in every show to date; that's more than 240 episodes.
They hail from Lawrence, Kansas, which fittingly is the home Stull Cemetery, a place with a reportedly high level of supernatural activity.
Bobby gives them the Key, a book that helps readers summon and master spiritual powers.
A writers' strike meant that she couldn't participate, but she later returned for seasons five and six.
Ellen runs a bar called Harvelle's Roadhouse, which also happens to be a magnet for supernatural forces.
Initially leery of the brothers, she eventually joins up with them and goes demon hunting in season two.
Mary is killed by a demon named Azazel, an event that sends Dean and Sam into a life of demon hunting.
Amara is The Darkness, so ancient that she actually predates God.
Katie Cassidy and Genevieve Cortese have both played Ruby, who hasn't appeared since season four.
By offering his own blood to tiny babies, he ensures that they grow up with demonic traits so that they can serve his evil purposes.
Their father, John, was on a rampage against demons to avenge the murder of his wife.
Padalecki plays Sam. He's also known for his role on "Gilmore Girls."
Collins is Castiel, who frequently helps Dean and Sam in their battles against evil.
Castiel is an angel who can kill demons, and he displays a willingness to kill innocent people if he deems it necessary.
Madison is doomed to be a werewolf, and she begs Sam to end her life of fanged misery.
Lucifer is the Light Bringer, the fallen angel out to wreak havoc amongst humanity.
Raphael eventually teams up with Crowley, and the entire scheme ends very badly for him.
Ruby's elk antler knife is imbued with magical powers that can kill demons, but often the human host is killed, too.
Dean and Sam capture Kate during season 10 and promise that they can help cure her of being a werewolf.
For four months, Dean is trapped in the fires of hell and subjected to the abuse of Alastair.
He is often called Yellow Eyes for his reptilian-looking eyes.
The Trickster, or Loki, is an archangel who at one point decides to help assist Dean and Sam in halting the apocalypse.
Rowena frees Lucifer, only to have him break her neck. She manages to bring herself back to life through a spell.
When Sam kills Lilith, he inadvertently breaks the last of the 66 seals, freeing Lucifer from his cage.
Metatron dutifully records the word of God and then goes into hiding so that other angels can't steal the knowledge.
The brothers sew Abaddon's head back onto her body — an act that they soon regret, as she escapes their grasp once again.