Alex O'Loughlin Steve McGarrett Actor Scott Caan Danny "Danno" Williams Actor Chi McBride Lou Grover Actor Jorge Garcia Jerry Ortega Actor Meaghan Rath Tani Rey Actor Taylor Wily Kamekona Actor Kimee Balmilero Dr. Noelani Cunha Actor Dennis Chun Sgt. Duke Lukela Actor Ian Anthony Dale Adam Noshimuri Actor Beulah Koale Junior Reigns Actor Cindy Chu Cammy Lin Guest Star Karen Huie Mei Lin Guest Star Bryce McBratnie Conor Boyle Guest Star Randy Thompson Tommy Boyle Guest Star James Hong Jin Leung Guest Star Will Sasso Dr. Shaw Guest Star Dann Seki Dr. Wai Guest Star Bob Smith George Guest Star Sam Bass Bodyguard Guest Star Peter M. Lenkov Executive Producer, Writer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Executive Producer Matt Wheeler Writer Jim Jost Director