Goofs

(at around 28 mins) Mjölnir shifts very slightly as Steve Rogers (Captain America) first tries to pick it up. He should not be able to move it at all. Actually, the Mjölnir shifts very slightly as to signify that Captain America is the most worthy of all the Avengers to use it albeit not enough. As a matter of fact we see Thor's first expression of fear when the hammer shifts and his subsequent expression of relief when the Captain fails to lift the Mjölnir. See more