Factual error: The location designed for the drop is the crossing between Hotel Street and Liliha Street...which do not intersect, there's King Street in between the two, at most.
Magnum, P.I. (1980)
1 factual error in Letter to a Duchess
Starring: Tom Selleck, Roger E. Mosley, John Hillerman, Larry Manetti
Revealing mistake: One of the party guests opens the door of the fridge and you can see behind the set instead of looking into the fridge. (00:32:40)
More quotes from Magnum, P.I.
Trivia: Tom Selleck is the only actor to appear in every episode of the show.