Alex O'Loughlin Steve McGarrett Actor Scott Caan Danny "Danno" Williams Actor Daniel Dae Kim Chin Ho Kelly Actor Grace Park Kono Kalakaua Actor Masi Oka Dr. Max Bergman Actor Michelle Borth Catherine Rollins Actor Taylor Wily Kamekona Guest Star Brian Yang Guest Star Teilor Grubbs Guest Star Mark Dacascos Guest Star Ian Anthony Dale Adam Noshimuri Guest Star Richard T. Jones Guest Star Treat Williams Guest Star Dennis Chun Sgt. Duke Lukela Guest Star Daniel Henney Guest Star Christine Lahti Guest Star Carlos Bernard Guest Star Adam Wang Guest Star Shawn Mokuahi Garnett Guest Star Leslie Wilcox Guest Star Peter M. Lenkov Executive Producer, Writer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Bryan Spicer Director Stephanie Sengupta Writer Ken Solarz Writer David Wolkove Writer Mike Schaub Writer Noah Nelson Writer Kyle Harimoto Writer Joe Halpin Writer Bill Haynes Writer Elwood Reid Writer Larry Teng Director Steve Boyum Director Christine Moore Director Tara Butters Writer Duane Clark Director Jeffrey Hunt Director