Episode One Of Dolphins - Spy In The Pod Is Most Watched Documentary Of The Week

Episode one of the John Downer Productions documentary, Dolphins - Spy In The Pod, narrated by David Tennant was the most watched documentary of the week beginning 30th December with 5.3 million viewers.

UK fans can still catch the series on BBC iPlayer here.

Dolphins: Spy In The Pod will be released on DVD and Blu-ray on Monday 17th February 2014

Click here to pre-order the DVD
Click here to pre-order the Blu-ray

Watch a clip below: