Iris Wildthyme is a renegade Time Lady who has encountered the Doctor on a number of occasions. Her TARDIS is in the shape of a red double decker bus (Number 22 to Putney Common).
There is some contention regarding where precisily she is from, and ore precisely where her home is. (EDA: The Blue Angel)
Iris's Adventures
Iris claims to have battled several aliens and battles very similar to the Doctor's.
She and five other of her incarnations have faced Morbius in the Death Zone, facing things such as Quarks and Zarbi. (BFA: Excelis Dawns, EDA: The Scarlet Empress)
Iris's Different Selves
The Old Woman
Encountered the Doctor and Sam Jones on the planet Espero, prior to this she had eaten a Kaled mutant during a meeting with some Draconians. (EDA: The Scarlet Empress)
The 'Barbarella' Version
Was the self following a regeneration from eating a Kaled mutant. She encountered the Doctor in The Obverse. (EDA: The Blue Angel)
Brenda Soobie
Iris spent some time in Las Vegas in 1960 as Brenda Soobie, she was their with her companion, Martha from the Poodle Planet. Whilst there she ran into the Eighth Doctor, Fitz Freiner, Anji Kapoor and Noel Coward (who was incidentally using time pinking shears). (EDA: Mad Dogs and Englishmen)
'Gracie Fields' Version
During another incarnation Iris left a handbag on the planet Excelis, then became and nun before finally encountering the Doctor. (BFA: Excelis Dawns)
Iris's TARDIS
Iris claims that she rescued her TARDIS from scrap and nursed it back to health.
Iris's TARDIS is dimensionally trancendental...sort of, it is slightly smaller inside than out.
Inside the TARDIS there is a kitchenette in the back ground floor, a small shower and wardrobe upstairs.
She sets the controls at the dashboard which has a reseblance to the Doctor's TARDIS in his Eighth Incarnation. (EDA: The Scarlet Empress)