The further adventures in time and space of the alien adventurer known as the Doctor, a Time LordLady who can change appearance and gender by regenerating when near death, and hisher human companions.br br About Zero Trailers:br br Zero Trailers was created for those who understand what it means to be a fan of movie trailers. Getting to the theater early on purpose, we are bound by the knowledge that trailers are (at times) better than the films they represent.