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 Rochelle Aytes Agent Greer Guest Star Michelle Borth Catherine Rollins Guest Star Chris Vance Harry Langford Guest Star David Keith Wade Gutches Guest Star Kristen Dalton Lucia Bama Guest Star Andrew Grant Gregers Thomsen Guest Star Junot Lee Bryan Lee Guest Star Kevin Young Ben Lee Guest Star Theo Coumbis Dimitri Guest Star Ben Youcef Omar Hassan Guest Star Sandra Le Bat Banker Guest Star Nicholas B. Gianforti Tyler Sayles Guest Star Yasmin Dar Wife Guest Star Harold Bayang Manager Guest Star Christine Umipeg-Apilado Detective Vatsana Bokeo Guest Star Gianluca Fasi 5-Year-Old son Guest Star Joe Phanphengdy Guard 1 Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Executive Producer Matt Wheeler Writer David Wolkove Writer Carl Weathers Director