Peter Capaldi is set to make his full episode debut as the 12th Doctor on the upcoming Season Eight (or 34, depending on your point of view) premiere of "Doctor Who." Today, the BBC has released a trailer for the first episode, "Deep Breath," and you can check it out in the player below the following official episode description:
When the Doctor arrives in Victorian London, he finds a dinosaur rampant in the Thames and a spate of deadly spontaneous combustions.
Who is the new Doctor and will Clara's friendship survive as they embark on a terrifying mission into the heart of an alien conspiracy? The Doctor has changed. Itís time you knew him.
"Deep Breath" airs internationally, Saturday, August 23.