I have placed some videos of the layout on my YouTube channel.
Some of these are done with a digital stills camera in movie mode, so the quality isn't all that great, but they give a really good idea of what the layout looks like as a whole.
A Pendolino passing through Tedford Station
This video tracks a pair of HSTs around the layout
This video follows a class 33 with sound from the tunnel to near the diesel depot
This video follows the same class 33 into Bearham station
This video is a demonstration of the level crossing
Deltic Express - follow the prototype deltic round the layout. Filmed with a 'FlyCamOne' camera
A trip to Bearham. A cabside view up the branch to bearham from a class 37. Filmed with a 'FlyCamOne' camera