Continuity mistake: Zarkov tells Dale to press the button to launch the shuttle, and Flash leaves the place with a big cloud of smoke behind. Half a second later, from a different angle, the smoke is gone.
Continuity mistake: When Flash's plane lands in Zarkov's lab the amount of leaves on the windshield increase dramatically between one frame and the other.
Continuity mistake: When the meteorite falls on Munson's bed the glasses and papers on the blankets keep changing positions between angles.
Continuity mistake: The first time we see Flash waiting to ride in the plane he has no sports bag next to him, but the next shot he does, and in the wide outside angles of his car the bag is nowhere to be seen.
Chosen answer: Prince Barin was the fiance of Princess Aura, who took a shine to Flash. He was quite simply jealous.
Ioreth