Barney Harwood and Liz Barker take a look behind the scenes on the Doctor Who set.

The Companion Academy cadets are tested on their first task, Expect the Unexpected.

Noel Clarke, aka Mickey Smith, returns to reveal more set gossip.

Liz takes on the Daleks at the only Dalek factory in the world.

Barney Harwood and Liz Barker discuss the makeup and costumes for Doctor Who.

Camille Coduri provides more gossip and Andrew Hayden-Smith talks acting.

Two plucky challengers put their Doctor Who knowledge to the test.

Liz Barker finds out about the history of TV and Doctor Who.

MyAnna Buring talks about playing the part of Scooti.

Stunt coordinator Kevin McCurdy puts some young action heroes through their paces.