Continuity mistake: After Magnum follows Will's trail on horseback he continues on foot, and when Magnum reaches the cliff he runs across the edge without wearing gloves, but in Magnum's next semi-closeup the gloves suddenly appear on both of his hands. (00:35:40)
Continuity mistake: When Magnum is at Koho Bar to find Ilima, in the shot facing Mr. Parker he angrily raises his right arm and points at Magnum, but in the next shot it's Mr. Parker's left arm that's raised. (00:33:25)
Continuity mistake: When Magnum is holding the negatives tube behind his back while on deck, there are two closeups of the tube in his hand, but in these closeups the watchband on Magnum's wrist is a completely different style. (00:43:40)
This Island Isn't Big Enough.... - S6-E15
Continuity mistake: After Magnum is given the map with the location of the island, when TC's helicopter takes off it's Y-tailed, then it changes to T-tailed, and then the skids change as well. (00:38:55)