Diễn viên
Jack Lord
Det. Steve McGarrett
Leslie Nielsen
Brent
Gertrude Flynn
Landlady
Nancy Kwan
Rosemary Quong
Kam Fong
Chin Ho
Tim O'Kelly
Danny
Soon-Tek Oh
Wo Fat's Lab Technician
Maxine Jennings
Mildred - Governor's Secretary
James Gregory
Jonathan Kaye
Lew Ayres
The Governor
Zulu
Kono
Mitzi Hoag
May
Russell Thorson
Port Captain
Dale Ishimoto
Arcturus Construction Guard
Bill Saito
Burglar
Andrew Duggan
Miller
Khigh Dhiegh
Wo Fat
Philip Ahn
Attorney General
Iris Rainer
Jailed Hippie Girl
William Boyett
Agent in Brent's Office
Noah Keen
Dr. Bernard