Alex O'Loughlin Steve McGarrett Actor Scott Caan Danny "Danno" Williams Actor Daniel Dae Kim Chin Ho Kelly Actor, Director Grace Park Kono Kalakaua Actor Masi Oka Dr. Max Bergman Actor Chi McBride Lou Grover Actor Jorge Garcia Jerry Ortega Actor Taylor Wily Kamekona Guest Star Dennis Chun Sgt. Duke Lukela Guest Star Shawn Mokuahi Garnett Guest Star Max Weinberg Guest Star Cloris Leachman Guest Star Jon Lovitz Guest Star Charlie Saxton Guest Star Jessica Lowndes Guest Star Arden Cho Guest Star Julien Foures Guest Star Zoltan Hayth Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer David Wolkove Writer Lorenzo Manetti Writer