A private investigator who works when he wants, lives in a beachfront estate in Hawaii, drives a posh Ferrari, runs up an unlimited tab at a swank bar, and charms attractive women in peril - that's the lifestyle of Thomas Magnum, aka Magnum, P.I.

A retired mainland lawyer buys a small Honolulu hotel and finds himself in a murderous situation involving a runaway grand jury witness, a ruthless mobster, and a racket-busting U.S. Senator framed for beating up an airline stewardess.