Italian Ice - S2-E15
Revealing mistake: Magnum finds the unpleasant surprise of a large scratch on Robin's Ferrari. In close-up he runs his hand along the "bloody gouge", as Higgins later calls it, but it's a badly constructed prop; look at the turn signal, tiny and circular, nothing like the larger rectangular one of the car. (00:23:40)
Italian Ice - S2-E15
Revealing mistake: The 'mysterious stalker' is looking at Magnum opening the door of Ferrari for Margo, through a camera lens. When later we see the photo developed, it does not match that angle at all. (00:24:20 - 00:32:40)
Italian Ice - S2-E15
Revealing mistake: In the interior shots of the chopper approaching the estate, the sky is completely unmoving. In this scene gotta give props to Lenny Montana, the mature bodyguard, who not only has the best Italian accent in the episode, but also acts the heck out of the situation holding on to the grab handle and pulling and scooting with his big body (although they are not a train or a stagecoach, so they wouldn't really move like that). (00:27:30)
Italian Ice - S2-E15
Revealing mistake: TC is flying his chopper to Robin Masters' residence, with the three Italian stooges aboard. The chopper's tail rotor is suddenly on the wrong side. (00:28:30)