CinemaBlend Copy to clipboard Warning! The following contains spoilers for The Flash episode "The Speed Of Thought." Read at your own risk! Even though Wells that ever lived, it wasn't the end for Tom Cavanagh. Sure enough, Cavanagh returned in the latest episode in a role we're all familiar with, but also one we know next to nothing about. It can basically change everything, provided the return of the original An ending scene replayed the Season 1 moment where Eobard Thawne arrived at the original Harrison Wells' car accident to steal his identity. After Thawne made his transformation, we then saw a new sequence in which the evil speedster dug a hole for Harrison Wells' body and dumped the brilliant scientist inside of it. The camera stayed on the grave, which slowly began to have green sparkles form above it. Those sparkles turned into a person, who seemingly was the original Harrison Wells resurrected.