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 Brittany Ishibashi Tamiko Guest Star Page Leong Dr. Chu Guest Star Alexander Wraith Aleki Guest Star Sonny Saito Masuda Guest Star Teri Reeves Abby Guest Star Tierre Turner Gunman 2 Guest Star Ernest Bailey Al Walters Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Executive Producer