Alex O'Loughlin Steve McGarrett Actor Scott Caan Danny "Danno" Williams Actor Ian Anthony Dale Adam Noshimuri Actor Meaghan Rath Tani Rey Actor Beulah Koale Junior Reigns Actor Chi McBride Lou Grover Actor Katrina Law Quinn Liu Actor Taylor Wily Kamekona Actor Dennis Chun Sgt. Duke Lukela Actor Kimee Balmilero Dr. Noelani Cunha Actor Lance Gross Lincoln Cole Guest Star Eugenia Yuan Daiyu Mei Guest Star William Sadler John McGarrett Guest Star James Marsters Victor Hesse Guest Star Mark Dacascos Wo Fat Guest Star Michael Hagiwara Ryo Guest Star Amelia Cooke Lead Doctor Guest Star Robert Law Nurse Guest Star Geraldo Morales Airline Passenger Guest Star Peter M. Lenkov Executive Producer, Writer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Executive Producer David Wolkove Writer Matt Wheeler Writer Duane Clark Director