Superman is a famous comic book character, and is often known as the first modern superhero character. He was created by Jerry Siegel and Joe Shuster in 1932, while they were still in high school. He first appeared in "Action Comics" issue #1 in 1938. Later, he appeared in movies, television series, cartoons, commercials, video games, and radio shows. Superman is one of the most popular superheroes, he is in the DC Comics and the deuteragonist in the DC Universe. As a superhero he does not want to kill anyone. But he was forced to kill his enemy general Zod as Zod was about to kill people. Like other characters in the DC Universe, there have been several alternative versions of Superman over the years. Several actors have played Superman in motion pictures and TV series including Bud Collyer, Kirk Alyn, George Reeves, Christopher Reeve, Dean Cain, Tim Daly, Tom Welling, Brandon Routh, Henry Cavill, and Tyler Hoechlin.