I read the script and try not to bring anything personal into it. I make notes, talk to the director and we decide what kinds of shades should be in the character.
I'd always wanted the show to be more reality based science fiction, something along the lines of The Day the Earth Stood Still, which I consider to be the classic science fiction film.
A pacifist will often - at least nowadays - be an internationalist and vice versa. But history shows us that a pacifist need not think internationally.

