When you select a clip (1) from the Video View, and click on the Open button on the Video Toolbar or the Actions | Open menu action from the menu bar, the Video Edit Properties Window (3) displays with the information you can change for the selected clip, as shown in the example below:-

Video Edit Properties Window
4. Clip information - you can change information on the selected item in the provided fields. The fields include Clip number, Title, Actor(s), Series, Genre, Producer(s), Year, and Comments.
5. Cancel - click on the Cancel button to ignore any changes, and close the Video Edit Properties Window.
6. Save - click on the Save button to save the changes to the Clip information and return to the Video View.