Revealing mistake: When Magnum gives chase to the guy who took the elevator, you can spot Tom Lupo (Selleck's stunt double) 's face. He's the one doing the hard work of running down the stairs. (00:18:20)
Revealing mistake: At the very conclusion, the plane exploding has two sets of wings, not the Spitfire model that was supposed to be. (00:47:25)
Revealing mistake: When the jeep crashes flying in the air and rolling on one side, it is occupied by crash dummies, with blank faces and who flop lifeless out of the vehicle. (00:43:05)
Revealing mistake: When TC's chopper flies over the runaway jeep, "TC" piloting the heli is some guy wearing a black ski mask. (00:40:15)