A new era of Doctor Who begins Saturday, August 23 on BBC One in the United Kingdom and BBC America in the United States.
Deep breaths are also something that Matt Smith fans might have to take, if they had grown too accustomed to the previous Doctor. (Keep your eyes and ears open, though.)
Look for some new and returning villains and creatures in this new promo, which clocks in at a little more than a minute.
Here it is:
