The Doctor and Martha find themselves caught up in the war against Voldemort. Harry in the wake of losing his godfather becomes enthralled in the tails the Doctor spins of James Potter and the First Wizarding War. Spoilers for season three of Doctor Who

Sequel to Arithmancy. Set during The Sound of Drums and Last of the Timelords. Crossover with Harry Potter. Rated T for some mild swearing and the continued existence of Captain Jack Harkness.

Sequel to my other Harry Potter crossovers. Harry, Ron and Hermione, in the year 2020, find a body killed in mysterious circumstances - and they call the Doctor for help, only now the Doctor isn't alone. Featuring Donna.

The TARDIS brings the Doctor to an individual with the potential to change the Earth. Crossover with Harry Potter. Rated T for mild language, and the mere existence of Captain Jack Harkness. Completed.

It all started with the time turner. Well, not really. doctor who/Harry Potter x-over

Xover with Doctor Who. DW spoilers. Ignoring book seven HP. While setting off to find the remaining Horcruxes and destroy Voldemort for good the trio come across a strange blue box, with even stranger occupants. Pretend Jack and Martha never left. HG HrR

What starts off as a normal day for Harry, turns out to be one of the greatest adventures of his life. A crossover crack fic between Harry Potter and Doctor Who.

Doctor Who/Harry Potter crossover! After losing Rose, the Doctor goes to the dark side. And Rose needs to find a way back to stop him, before he kills anyone else!

Crossover with Doctor Who; DH spoilers. Out Christmas shopping with Harry, five-year-old Teddy gets lost in Knockturn Alley, and an unexpected rescuer turns up to help him out.

The Doctor gets in the way of Harry Potter fans and discovers exactly why this is not a good idea. short!crack!fic A bit late, but that's what you get when you clean out your computer. Sort-of crossover.

AU. Harry Potter Doctor Who Crossover. Harry has never had a normal life and it’s about to get stranger. The Doctor and Rose come knocking and he finds himself with a whole new series of problems. How does the Doctor seem to know him? title may change

It's the Battle of Hogwarts, and Tonks might be dead, or she might be alive, or she might be both at once. RT. DH spoilers, AU, hints of an unwritten crossover-with Doctor Who, if you'll believe that. Rated for violence.

Sequel to Dr John Smith, DADA Teacher. The Doctor is called to help Harry and the others, but things take a tragic twist, and soon, old friends get involved... Complete.

Sequel to Dr John Smith, DADA Teacher. A series of oneshots, chronicling Hermione Grangers time with the Doctor. HP crossover. Complete.

Complete AU. A 30k words story in first person with Harry's thoughts from a hurt child to becoming the greatest hero of Britain. A unique crossover involving Dr. Who and Arthurian legends, an interlink of destinies. Unique HG. Completed.

More weirdness, and a bit of humour. Bit of a crossover fic. Please read and review!

Harry PotterDoctor Who crossover. The baddies are back for another crack at the Harry Potter team but the 10th Doctor and friends are back to save the day and the Author ends up arguing with the Master. Spoilers up to and beyond 'Last of the Time Lords'

The Dursley's abandoned Harry after finding him on their doorstep because of a strange transformation he goes through. Crossover with Doctor Who challenge

Crossover with Harry Potter. Ten, Rose, Remus, and Tonks save the world from our friend the alien werewolf, last seen in Tooth & Claw. RT, hints of Ten/Rose.

Harry Potter crossover. The TARDIS lands at Hogwarts, and the Doctor finds himself taking on the teaching post of defence against the dark arts... and an old friend who's not himself. AU OOTP.

Harry PotterDoctor Who crossover. The Tenth Doctor punishes Barty. Warning: Contains bloodplay and went a little darker than I expected. Short ficlet inspired while listening to 'Every You, Every Me' by Placebo.

Bit of a crossover fic. Harry meets the Doctor and Rose. Weirdness ensues.

HP/DW Crossover. The search for the Horcruxes sends our heroes to the Underworld, but two new arrivals just before departure may change their plans a bit. The Universe is in turmoil, and the Doctor's past is coming back to haunt him. N.B. UNDER REVISION

Sometimes it takes an interesting stranger to help Rose Tyler figure out just what she wants to do with her life. A post Doomsday tale and crossover with Harry Potter.

Harry PotterDoctor Who crossover. Voldemort tries to destroy Harry by using the baddies from the New Doctor Who series but he didn't count on the 9th and 10th Doctors following his enemies through the dimensional rift... Spoilers up to 'School Reunion'