Sixx episodes of seventh series 'Doctor Who' will air in 2012, with Karen Gillan (Amy Pond) and Arthur Darvill (Rory Williams) both departing in the fifth instalment, new companion Jenna-Louise Coleman will then join Matt Smith in this year's Christmas special.
Eight more episodes will then air in 2013 as part of the seventh series, with showrunner Steven Moffat promising further instalments later in the show's 50th anniversary year.
