Alex O'Loughlin Steve McGarrett Actor Scott Caan Danny "Danno" Williams Actor Daniel Dae Kim Chin Ho Kelly Actor Grace Park Kono Kalakaua Actor Masi Oka Dr. Max Bergman Actor Chi McBride Lou Grover Actor Jorge Garcia Jerry Ortega Actor Taylor Wily Guest Star Shawn Mokuahi Garnett Guest Star Ian Anthony Dale Adam Noshimuri Guest Star Dennis Chun Sgt. Duke Lukela Guest Star Brent Sexton Guest Star Lisa Barnes Guest Star Tani Fujimoto-Kim Guest Star Christopher Cho Guest Star Jay Miller Guest Star Don Nahaku Guest Star Andrew Manning Guest Star Brian Gove Guest Star Alan Shepard Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Jason Gavin Writer Derek Santos Olson Writer Bobby Roth Director