Sam, Dean, and Cas stumble upon an old friend and his companion. He tells them that there's something controlling all the evil forces in the world: but to do what? With the help of new and old faces, the world might just be safe from this New Trickster. Rated M for language, Destiel, 10/Rose, and Shwatson

Castiel needs the Doctor's help as the apocalypse draws near. No slash. Possible spoilers for Supernatural. Please leave comments!

A mysterious man appears on the side of the road, one whom Castiel is far from keen to talk to. "I prayed for you twenty years ago! When Mary needed-" "What about our mom?" Chapter 2: The truth was, Sam and Dean had seen the Doctor once before, and had more fun than they'd ever ad in their lives.

Kind of a character study on the main characters of Supernatural, Sherlock BBC and Doctor Who - parallels and stuff. Also, this is a poem. - Superwholock!

"Castiel, my friend. We're going to save the world." Dean may have seen the 2014 that was doomed to happen, but Castiel didn't – not until The Doctor showed him. Originally a one-shot, now a continued fic. SuperWho, hinted Destiel.

Stuck on the slow path, Capt. Jack Harkness receives a letter instructing him to save two American boys and prevent a paradox from unraveling the universe. Spoilers for DW through "Utopia"; references to TW through "Fragments"; pre-series Winchesters with spoilers through Season 5.

Supernatural, Doctor Who, The Avengers, Harry Potter, and BBC's Sherlock. What happens if the Doctor is able to travel between universes? What if every villain from each parallel universe where to ban together? And what if the Doctor and a few friends land in a wrong universe, a normal universe? They might be taking a few more people into battle than they expected.

AU. A man who sees demons and ghosts everywhere he goes is locked up in a mental hospital, where he meets a girl who's waiting for someone that isn't coming.

I'm still a bit fuzzy with publishing, so the chapter name is not the same as the doc name. Just a note. Sam and Dean Winchester are on the case of a mysterious blue box. But they soon discover that it leads to some information on the apocalypse that they desperately need... Set between S05E01-S05E02

When Sam and Dean come to the small town of Cottonwood, Utah investigating a mysterious death of an old woman they meet 3 men who soon become very important for solving this hunt - and surviving. SUPERWHOLOCK

"Play the roles that Destiny has chosen for you." And they do. Most of them do it without knowing. Three one-shots inside. SUPERWHOLOCK :D

Sam just wishes that Dean would trust him. SUPERWHO! :D

In a world where Amelia Pond is a huntress, she meets Sam Winchester.

Oneshot. Sam and Dean are on a regular hunt for something nasty, man-eating, and living in the sewers. Just a normal day for the Winchesters. Sam is attacked by the creatures and winds up at the mercy of some crazy British guy with one hell of an ego who calls himself the Master.

The Winchesters are investigating disappearances around Lake Silencio, the Doctor is also looking for his companion Sherlock who has been abducted by Moriarty and is using the Silence to do his bidding.

"I have...someone to visit, a favor to ask, and an ultimatum to make." The Doctor has Winchester business to finish before the end comes. Spoilers for SPN S4, DW through "The End of Time".

The Doctor confronts Lucifer. Hypothetical scene from "Swan Song." *SEE PROFILE FOR MORE INFO*

When three of the greatest evils from this world, the next, and every single one in the sky cooperate to bring down the Earth, they seem unstoppable. But there are nine people who can and must now save everything. Supernatural x Doctor Who x Sherlock

The Doctor encounters a strange woman with a gun. Well what's the worst that could happen? Megstiel and maybe I'll bring in a pairing for the doctor.

Superwholock. Something strange is going on in California. Mycroft sends Sherlock and John to find out why Moriarty is in a small town. Amy and Rory are going to check out the strange deaths in San Francisco in the hope of finding the Doctor. Sam and Dean just want to stop the killing. They will all need to join forces to stop what comes next.

What power would Hell have if those imprisoned were not able to dream of Heaven? One-shot sequel to "The Shadow Proclamation". SPN S4, DW through S4.

Sam met The Doctor for the first time in Flagstaff. Warning: slight canon divergence, spoilers up to 3.16 and events mentioned in 5.16

A Captain walks into a bar and sees something he likes warnings: light slash **just flirting really** One-shot

A demon from their father's past shows up on Ellen's doorstep, claiming to want to help the Winchesters. But who is the Doctor, and what is he keeping from the brothers? Set DW mid Season 2, SPN mid Season 3.

The first time Martha Jones and Sam Winchester met was during the Year That Never Was. It wasn't exactly a standard meeting. But then again, theirs wasn't exactly a standard romance, either. Sartha.