Dr Who's Commander Strax interview on CBBC Blue Peter

Barney interviews Dan Starkey who plays Commander Strax in Doctor Who. Dan shows us his costume, shares some behind the scenes special effects secrets and turns Barney into an alien!

For more Blue Peter clips visit http://www.bbc.co.uk/cbbc/shows/blue-...

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CBBC aims to encourage children to find out more about existing interests and inspire them to develop new ones; helps them understand the world around them and provides an entertaining watch when they just want to relax.

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The majority of our output is UK-made, reflecting children's lives in the UK today. Popular programmes on the channel include Wolfblood, The Next Step, Friday Download, Diddy Movies, Four O'Clock Club and The Dumping Ground. It's possible to catch up on CBBC shows on the CBBC iPlayer at http://www.bbc.co.uk/iplayer/cbbc