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 Christine Lahti Guest Star Teilor Grubbs Guest Star Ian Anthony Dale Adam Noshimuri Guest Star Treat Williams Guest Star David Keith Guest Star Daniel Henney Guest Star Craig T. Nelson Guest Star Heidi Ellyn Guest Star Stephen Meyers Guest Star Wes Haviland Guest Star Sara Naby Kim Guest Star Wes Cortez Guest Star Curtis Bush Guest Star David James Sikkink Guest Star Adam Wang Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Eric Guggenheim Writer Larry Teng Director