How To List All Posts Filtered By Actor

On the sidebar find the widget with buttons:
DISPLAY, CLEAR, ADD, REMOVE, SUBMIT
Using this widget you select any number of actors
and then click on SUBMIT to create the list.

• In the pop down click on a actor.
• Then click on ADD to put that actor in the list
• DISPLAY shows your choices so far
• CLEAR will empty the list
• To remove a actor from the list
  click on that actor in the pop down and click on REMOVE
• When you are satisfied with the actor list, hit SUBMIT