Purely History on Instagram: "The first Superman cartoon debuted in 1941, produced by Fleischer Studios, the same creators behind Popeye and Betty Boop. These animated shorts were revolutionary for their time, using high-quality and costly animation to bring the comic book hero to life. They introduced now-iconic elements of Superman’s mythos, such as the famous line describing him as faster than a speeding bullet and more powerful than a locomotive. The opening episode, Superman (also known as