An insurance salesman from the Mainland hires Magnum to find his father, whom he has not seen in over twenty years.
- Tom Selleck as Thomas Sullivan Magnum IV
- John Hillerman as Jonathan Quayle Higgins III
- Roger E. Mosley as Theodore "T.C." Calvin
- Larry Manetti as Rick Wright
- Kwan Hi Lim as Lieutenant Yoshi Tanaka