The purpose of the video will be to educate non bitcoiners and to hopefully draw them into the bitcoin experience.
Then you definitely want to touch on
http://www.casascius.comAlso, as person-to-person (P2P) purchases increases with recent innovations such as AirBNB and Zaarly, for instance, or even for purchases with the older P2P methods, eBay and Craiglist, there are instances where escrow would be useful. One of the more widely used Bitcoin escrow services is BTCrow.com -- perhaps that would be a great service to feature.