Other mistake: Throughout the entire run of the series, the very first shot of the opening contains a mistake; the helicopter's tail rotor is on the right side (mirrored), going then to its actual position (left side) for the rest of the sequence.
Magnum, P.I. (1980)
1 other mistake in show generally - chronological order
Starring: Tom Selleck, Roger E. Mosley, John Hillerman, Larry Manetti
Don't Eat the Snow in Hawaii - S1-E1
Continuity mistake: When Magnum drops the ring out of the envelope, nothing is near it as it's shaking. In the close up shot, it's next to keys. (00:44:20)
More quotes from Magnum, P.I.
Trivia: At the awards ceremony, three men seated at a table together resemble three detectives from 1970s TV shows. Detective Mike Stone (played by Karl Malden) from ABC's Streets of San Francisco; Detective Frank Columbo (played by Peter Falk) from NBC's Columbo; and Detective Theo Kojak (played by Telly Savalas) from CBS's Kojak. (00:07:20)