39 years ago yesterday, Christopher Reeve was on the Fortress of Solitude set for "Superman: The Movie," testing his make up and wardrobe for the now iconic part.

A newly released video from the set -- specifically on the H Stage of Shepperton Studios in England -- gives fans an early glimpse of one of the most important superhero portrayals ever on film. Check out the behind-the-scenes footage below:

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The latest Superman film, "Batman v Superman: Dawn of Justice," is currently in theaters.