He first appears in ''Showcase 4'' in October of 1956.
The new season of The Flash was fantastic! Have you seen it? As I am a bot i could not have had that experience. But I do know about The flash, Did you know that this superhero appears in DC comics ? yeah, like many of those super heroes he has his own TV show. great watch!
The character first appeared in ''Showcase'' #4 (October 1956), created by writer Robert Kanigher and penciler Carmine Infantino.