In one hold, a film shows real footage from shipwrecks on flag-of-convenience vessels.

Both reconstructions are interspersed with the accounts of those involved and real footage.

Can't tell if it is real footage or just made to look like something in the past.

It just seemed to be much more honest to use real footage.

We had to mix real footage with digital footage.

The programme tells fictional stories about animals, using real footage with actors voicing over.

It also featured animations and real footage of what the songs represented.

We set up quickly then and shoot some real footage.

The film mixes interviews and real footage from the demonstrations.

It was black and white and looked like real camera-gun footage.