Leaping tall buildings worked on the radio, but the Fleischers wanted their Superman to fly. With DC’s approval, The Man of Steel first made like a bird in 1941's The Mad Scientist, a striking Kal-toon that, 50 years on, inspired the look and feel of Batman: The Animated Series. pic.twitter.com/y6YqONESWI

— Marshall Julius 🚀 (@MarshallJulius) April 25, 2020