Magnum, P.I. (1980)

With help from T.C. and Rick, Thomas is preparing a surprise construction for Higgins' upcoming birthday, when they wager a bet that a presenter on a local radio station is the same woman that was a much-loved presenter for the troops in Saigon. Thomas goes to the radio station to try and confirm whether it is indeed the same person or not and finds that she is the self same person, but now is being terrorised by malicious death threats phoned in to the station. The woman also has been searching for her lover, with whom she lost contact with 12 years ago during the war, when the man was accused of theft and disappeared, and asks Thomas' help in finally finding him...