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 Teilor Grubbs Grace Williams Guest Star Eric Scanlan Natano Reigns Guest Star Reed Diamond Claude Nostromo Guest Star Jeff Galfer Jim Walker Guest Star Angela Lin Linda Brady Guest Star Moronai Kanekoa Marcus Nash Guest Star Haley Webb Lisa Kamaka Guest Star Katie O'Donovan Nina Kane Guest Star Ken DuBois Jason Kamaka Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Executive Producer Johnny Richardson Writer Rob Hanning Writer Sean O'Reilly Writer Karen Gaviola Director