1.   Actors have to learn their lines by heart.

2.   Actors often have butterflies before going on stage.

3.   Finally, the state sets the rules of the international system, and all other actors have to work within them.

4.   I think actors still have a lot of life left in them.

5.   If so, political actors have little to grumble about.

6.   Some actors never have butterflies before going on stage.

7.   The actor has the studio over a barrel - if they want to keep him, they have to pay him more money.

8.   The actors hardly had time to learn their lines before filming started.

9.   The actor had to be prompted by someone who was standing offstage.

10.   American actors have sparkling smiles.