In a parallel universe, a version of Vastra travelled in "The Mystery Time Machine" with alternate versions of the Doctor, Strax, Jenny Flint, and K9. (NOTVALID: The Daft Dimension 489)
Behind the scenes
This version of Vastra and her fellow companions are parody versions of the characters from Scooby Doo, with Vastra taking on the role of Daphne Blake.