Bard is supposed to be a stern, rough man. He should have the kind of appearance that makes you a bit uneasy. I'll start this by suggesting Michael Shannon. He has an impressive, hard, dangerous look. But he has also a lot of warmth, at times. He's a really good actor.
https://www.imdb.com/name/nm0788335/
https://www.imdb.com/name/nm0788335/