In the Impossible Astronaut the Doctor gets a surprise in the form of the Children of Time coming for another advantage. Includes the Defender of the Universe, The Most Important Woman in the Universe, the Immortal Captain, the Doctor's Daughter, Martha and Mickey Smith and of course Sarah Jane…

The Tardis crashed landed in a garden shed, nothing new. But what's new was a little red head girl asking help about her crack in her bedroom wall. Now The Doctor, The Master and Rose have to figure what this crack means with Amy as a companion. But what is the Silence and why must it fall? And will Rose and The Master find out who River Song is?

Above it all... stood a man. A solitary figure who watched the fleeing people below with solemn eyes. Yet, he remained unmoving as the people cried for help from their Gods and he stood upon a hill and stared as history unfolded before him. "My job is to ensure time goes the way it should. I am not a human. I am not a Time Lord or a Doctor. I simply exist to stop people like you."

Sometimes your life can start changing in a way that you least expect. Scarlett Noble sure didn't expect that to happen during her older sister's wedding, after meeting a man called the Doctor. You heard right...her older sister was Donna Noble – The Most Important Woman in the Universe – and this is her story. Ten/OC friendship with some romance. NOW BEING WRITTEN IN THIRD PERSON!

Following the recent adventure Yaz finally decides to tell The Doctor about her feelings only to discover the surprise of a lifetime and just who The Doctor's hearts belong to a certain Professor.

The Doctor and Clara find themselves trapped inside of a bootstrap paradox loop. Will they have what it takes to get out? Be warned - This is an epic tale filled with mystery, passion, revenge, and lust. For those of you that like instant gratification, this story is not for you. Those who prefer to skip ahead... do so at your own risk. Some of the chapters will be rated M.

[A reboot of my "Once Upon Another Time" series, originally inspired by AnaDona's "Jumping Through Time". 1-13 & Fugitive!Doctor/OC] Caught up in a time storm, Di Summers is hurtled into another universe where both her dreams and nightmares are real and her life as a time traveler begins alongside the Doctor, a (sort of) man she's loved since she was young.

12 comforts Clara after Danny breaks up with her. (oneshot) I'm also @bloodmachine on ao3

In a world where one of the most feared creatures in the universe decided they wanted a normal life…they ended up being thrown around the Doctor's. OC/Doctor #1 in Lina Taylor series.

The Doctor meets a new companion. She is fierce, loyal, compassionate, and brave... but she might be more than she seems. First attempt, no haters please. I'M BACK!

Danielle Fielding is given a toy Vortex Manipulator for Christmas, and her whole life is turned upside down as she is shot from one part of the Doctor's timeline to another, spanning three incarnations. Follow her adventures, her ups and downs as she lives out everyones dream. She gets to travel with the Doctor. 11/OC, slight 10/OC, vague 9/OC if you squint REALLY hard.

The Doctor, Princess and Dodo have found their way back to modern day Earth, and just in time for the new super computer, WOTAN, to be turned on. But when this problem-solving computer decides it knows best, it will attempt to takeover the world with its War Machines. The Doctor and Princess will need help this time. Luckily, they're about to make some new friends...

The Mistress doesn't easily slide back into the role she had once almost taken, eaten up by so many deaths and all the destruction she had committed to try and drown it out. Hurting himself from the Mistress' grief and madness the Doctor and Nardole track the Mistress' last companion to a stable point in her time stream and request her help with the Mistress. Polyshipping

With the Time War raging, no clear end in sight, a desperate Time Lord took it upon himself to alter the course of the war. If he could create the ultimate weapon, a soldier who could never truly die, Gallifrey might actually have a chance. But even then... it was too late. The ultimate weapon escaped his grasp and the Time War was locked away. Spoilers in reviews!

It's never easy stepping into the shoes of the Doctor—more when you're his son—and so, begins the tale of Theodore Levy Smith. The son of the Doctor. Or specifically, his second son. His father's the progenitor of the title and it'd seem that the title, after going to others before him, rest on Theodore, now. Nervous and against himself, Theodore works to become the next Doctor. AU

After an unexpected loss, Donna Noble finds herself unexpectedly comforted by a strange man. In loving memory of Bernard Cribbens.

Jenny finds her father and together they save planets…

The Doctor is kidnapped. Yasmin, Ryan and Graham go to get help. The TARDIS brings they to River. Then she gathers Sarah Jane, Martha and Mickey. But they need more help. So River goes to talk to the Impossible…

Diana knows what her powers are, how and why she can travel in the vortex unharmed, but now things are more difficult. The Master seems to want more than just her powers, her children are scattered across all of time and space, she and the strange Missy are becoming fast friends, & Diana's falling even faster and harder for the Doctor. [Reimagined as Wish Upon Another Time.]

Diana mysteriously falls into the universe of the Doctor and he quickly becomes a part of her life. But something's not quite right. Why isn't he married to River or in love with Rose? How did she come to the Doctor's universe? What are these powers of hers that the Master is so obsessed with? (1-12/OC) Inspired by "Jumping Through Time" by AnaDona; chapters 1-3 edited.

The 13th Doctor has defeated both Davros and the Master for the last time. But now she has regenerated... into the Tenth! Now the new/old Doctor must figure out who are the three great enemies who each threaten the Cosmos, while being aware that he is about to face his final death.

In some ways, Nevermore was worse than the hospital. The people were colder, the staff more callous, and the treatments rougher. But one thing that never changed was her travels with the Doctor. He was her constant, no matter how out of order things got. And really, between the two of them, order was practically a myth. [Part Two of the Kingdom By The Sea 'verse]

Xol made a promise to find his father. Jenny went searching for adventure. Together they will run from the evils of space as they search the universe for their father. On the way they will face rogue Time Agents, Daleks, Cybermen, and the Silence. Fan Sequel to Late October's "Dalek Xol"

No,this can't be happening...Not twice The Doctor finds something incredible happening again but will he be able to handle it? Will it end terribly?or will his jeopardy friendly human come back to him?

During a mission for the Time Lords to observe a pre-warp civilization, Nita is injured and brought to a hospital, where the locals quickly realize she is not from their world. Despite the attempted intervention of the planet's sympathetic science minister, the Doctor's efforts to retrieve Nita are stymied by the government.