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 Jimmy Buffett Guest Star Terry O'Quinn Guest Star Alan Ritchson Guest Star Harold Sue Guest Star Rick Yune Guest Star Steven Matsuno Guest Star Kai Duvall Guest Star Erick Dallas Guest Star Robert Picardo Guest Star Larry Wegger Guest Star Vince Shin Guest Star Sal Aguilera Guest Star Jeffrey James Guest Star John Quincy Adams Guest Star Jessica Jacobus Guest Star Peter M. Lenkov Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Ken Solarz Writer Joe Dante Director