After her archaeologist father's boat is found deserted at sea in the Nehoa Channel, a young marine biologist student hires Magnum to find out what happened to him. Ancient superstitions say that the channel is ""cursed"", and local natives warn Magnum to stay away, but he is determined to get to the bottom of what happened to the missing man, and so, with aid of Rick's yaught, they go hunting for both sunken treasure, and whoever was behind the girl's father's disappearance...
Cast of Magnum, P.I.
Tom SelleckThomas Magnum
John HillermanJonathan Higgins
Roger E. MosleyTerry "TC" Calvin
Larry ManettiRick Wright
Gillian DobbAgatha Chumley
Sharon StoneDiane Dupres / Deirdre Dupres
George CheungChoi
Denny MillerLeon Platt
June ChadwickEnglish Flight Attendant
Carolyn SeymourElizabeth, Lady Ashley
Margie ImpertMadeline Jones
Ernest BorgnineEarl Gianelli / 'Mr. White Death'
Hari RhodesPrison Guard
Glenn CannonDr. Ibold
Ed LauterCaptain Quintin
