Magnum, P.I. - Season 7 Episode 19 Out of Sync He's a Hellraiser in Paradise.
Overview: Cynthia Farrell comes to Hawaii to see Magnum, and to see if the two can recapture the magic of their relationship in L.A., but when Magnum is hired by an adult film star, he spends more time looking after his case than he does Cynthia.