Revealing mistake: When Mr Witt rides out of the Zulu camp in a 2 horse cart at the beginning of the movie, just before it exits, you can see it's a stunt double at the reins.
Revealing mistake: There is a British pilot who tries to pull rank in order to chat up Erik's sister. He has a hook for a hand, but the arm isn't any shorter. He is holding onto the hook under his cuff.
Revealing mistake: In the sequences where Mandrake and Ripper are under attack by the US Army, we see exterior battle sequences in front of the base. However, no matter how many bullets are fired at the building, all the windows remain intact.
Revealing mistake: When Miriam pushes Velma around in the hall, Velma collides with a wobbly banister - one that won't hurt Agnes Moorehead, the actress playing Velma.
Revealing mistake: When Price is driving to the place he plans to bury his dead wife, you can see heavy traffic on the crossroad, after other shots showed deserted streets.