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 Lauren German Officer Lori Weston Actor Terry O'Quinn Guest Star Taylor Wily Kamekona Guest Star Autumn Reeser Guest Star Patty Duke Guest Star Brian Yang Guest Star Peter Fonda Guest Star Don Stroud Guest Star Ari Dalbert Guest Star Billy Ray Gallion Guest Star Michelle Borth Guest Star Brian Guest Guest Star McKenzie Milan Guest Star Allen Cole Guest Star Tom Holland Guest Star William Baldwin Guest Star Jr. Coleman Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer David Wolkove Writer Duane Clark Director