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 Mark Dacascos Wo Fat Guest Star Rosalind Chao Governor Mahoe Guest Star Shawn Thomsen Pua Kai Guest Star Rochelle Aytes Greer Guest Star Jack Coleman Miller Guest Star Roger Yuan Kang Guest Star Lamont Thompson Kray Guest Star Susan Park Rosemary Guest Star Erik Chang Tech Guest Star Peter M. Lenkov Executive Producer, Writer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Executive Producer Leonard Freeman Writer Bryan Spicer Director