Dainel Dae-Kim rides into action in this scene. The actor plays Chin Ho Kelly.
Jean Smart plays the Governor on Hawaii Five-O. She advises the team in this scene from the second episode.

Hawaii Five-0 Season 1 Episode 2 Quotes

Steve: This is densely layered ballistic glass, laminated onto a shield of resilient polycarbonate.
Danny: Why can't you just say "bulletproof."

Steve: Nobody in Hawaii wears a tie.
Danny: Oh sorry, I like to look professional.