Visible crew/equipment: After Magnum packs up and leaves, when it cuts to Higgins rehearsing his "ravishing" and "champagne" lines while his sweet lads look on, the actor's white T-mark is visible on the rug. (00:36:50)
Visible crew/equipment: When Higgins opens the door expecting to see Jennifer, it's TC who says hi to Higgie Baby and walks inside, then the shadow of the boom mic starts moving on the wall at the top, right side of the screen. (00:39:35)
Visible crew/equipment: After Higgins tells Magnum that he's been accused of leering, Magnum decides to go over and apologize despite his innocence, and in the wide shot as Magnum stands up, the boom mic is visible as it hovers at the top of the screen. It's a bit visible again when Magnum returns to the table. (00:04:30)
Visible crew/equipment: When Hue and Ki show up at the church looking for Michelle, three of Ki's men walk out of the church in an exterior shot, and the lowered boom microphone pops up into view at the bottom, right corner of the screen. (01:30:10)
Visible crew/equipment: After Magnum shows TC and Rick the photograph of Michelle, TC suggests that he and Magnum go for a walk, and as Magnum stands up the white T-mark is visible under his chair. (00:10:30)
Revealing mistake: In the opening shot, while Carol Ann is calmly jogging, moving along right beside her is the filming vehicle's shadow, visible at the bottom of the screen, then Carol Ann exits the park. (00:01:30)
Visible crew/equipment: When Digger drives the Ferrari up to the gate of Robin's Nest, crew and location filming equipment are visible on the surface of the car. (00:09:45)
Continuity mistake: During the rescue escape, while Magnum is carrying Higgins on his back, Higgins has handcuffs around his wrists. Each of the locked wrist cuffs have a single and double bar, and during the span of the rescue these cuffs switch direction and face the opposite way around Higgins' wrists, which is impossible.
All Roads Lead to Floyd - S1-E13
Revealing mistake: While Magnum is a passenger in Floyd's car, in the closeups of both of them with Floyd at the steering wheel, there is black cloth over the door beside Floyd (presumably covering the device that secures the side camera to the door), which does not exist in wide shots.
All Roads Lead to Floyd - S1-E13
Visible crew/equipment: When Floyd is on the public telephone, the head of a crew member who is standing near him is reflected on the phone's chrome surface, though in wide shots nobody is near him.
Visible crew/equipment: After TC is taken away by the Marshals, it cuts to Magnum and Rick standing in front of the map with the Coast Guard personnel, and when Neil begins to explain where they intercepted TC, a white T-mark is visible on the floor. (00:18:35)
The Curse of the King Kamehameha Club - S1-E11
Visible crew/equipment: At the end, when Magnum tells Charlie that although it's all fascinating folklore it's tough to believe it. Charlie replies, "Maybe for a Haole," and in the next shot facing Magnum a part of the reflector screen, which is angled upward, is visible at the bottom, right corner of the screen. (00:48:35)
The Curse of the King Kamehameha Club - S1-E11
Visible crew/equipment: When the ambulance arrives and Rick's gurney is wheeled through the front doors, the reflections of the camera dolly and cameraman are visible on the glass. (00:35:45)
The Curse of the King Kamehameha Club - S1-E11
Visible crew/equipment: When Magnum is invited in to see Mr. Dollinger, just as Mrs. Macao tells the elderly gentleman to calm down and that he has a visitor, the two black tape marks are visible on the floor. (00:27:55)
The Curse of the King Kamehameha Club - S1-E11
Visible crew/equipment: While Magnum and TC are driving on the road to locate Makua, in the shots facing TC there's something attached to his passenger side door (for the side mounted camera). We can also see reflections of lighting, the side mounted camera (TC's side), etc, on both pairs of their sunglasses. (00:17:25)
The Curse of the King Kamehameha Club - S1-E11
Continuity mistake: While Magnum is at the morgue he ends up being interviewed and filmed by Christine. There's a closeup of the TV set which is broadcasting Magnum's interview, then it cuts to a wide shot of the TV set as Higgins clicks the TV off in annoyance. The two TV sets in the closeup and wide shot are completely different.
Visible crew/equipment: After Magnum gets Laura back, Newton's buddy drives backwards to leave and Magnum rushes off, then in the next shot of Newton leaning against TC's van, the reflections of crew and filming equipment are visible on the van's surface. (00:41:45)
Visible crew/equipment: When Newton and Magnum drive TC's van to where Laura is being held, Newton tells his friend to put the rifle down. At the start of the next shot the reflections of the cameraman (wearing a watch) and the camera are visible on the driver's side triangular window. Then as Magnum opens his door the camera follows his movements, and the reflection of the large reflector screen is visible on the van's windshield. (00:40:50)
Visible crew/equipment: After TC gives Magnum the keys to his van (and breaks the fourth wall with a great quip), when Newton opens the door to his office he raises his arms as he sees Magnum's gun, and the reflection of lighting equipment is visible on the door's glass. (00:38:45)
Visible crew/equipment: After Rick outsmarts Higgins about Magnum's right to use the club, when Magnum is shown to Eric's car the reflection of a crew member is visible in the passenger window just as Magnum looks at the back seat. Then when Magnum finds the claim check, there's lighting equipment visible at the upper left side of the screen. (00:26:50)