We have one word for you oddballs... ALIENS! That is one of many explanations' folks have come up with to describe this strange man. Indrid Cold, is he an alien, a ghost, or simply a George Hamilton look alike?? You be the judge! 

Sources:
https://www.youtube.com/watch?v=k7p06V3Jrlk&t=1516s

https://dailyyonder.com/woodrow-derenberger-and-the-legend-of-indrid-cold/2021/12/03/

https://www.jmplumbley.com/2020/02/09/grin-and-bear-it-indrid-cold/

https://cryptidz.fandom.com/wiki/Indrid_Cold

https://tilln.com/season-4/valiant-thor-alien-who-lived-in-the-pentagon/