Det. Steve McGarrett
Danny Williams
Kono
Chin Ho
Jimmy Nuanu
Walter Colfax
Eddie (as Tom Fujiwara)
Capt. Lyons
Bartender
Joey Nuanu (as Dan Jacques Kaleikini)
Che Fong
Jenny
Prof. Hale
Sgt. Dobbs
Zane (as Robert Luck)
David Sutton
Phelps (as Mitch Mitchel)
Briggs (as Wallace Landford)