 " Dinosaurs on a Spaceship " was first broadcast in the United Kingdom on BBC One on 8 September 2012 , and on the same date on BBC America in the United States . Overnight ratings showed that it had been watched by 5 @.@ 5 million viewers live in the UK . Final consolidated ratings rose to 7 @.@ 57 million viewers . The episode also received 1 @.@ 8 million requests during the month of September on BBC 's online iPlayer , placing it second on the chart behind " Asylum of the Daleks " . It also received an Appreciation Index of 87 , considered " excellent " . In Canada , on Space , the episode was watched by an average calculation of 575 @,@ 000 viewers , making it the most watched item on the channel that week . 
