Alternative versions of Superman establish a new continuity for DC, affecting not only Superman, but all of the DC Comics characters. The versions of Superman from this time period are traditionally divided into three main periods. The first version of Superman began being published by DC Comics in 1938 appearing in "Action Comics" #1. To explain discrepancies in the aging of Superman across several decades, his earliest stories were retroactively portrayed as having taken place on an alternative world called Earth-Two. These stories take place from 1938 until the late 1950s, although the exact dividing line is unclear and some stories happened identically to
The New Adventures of Superman (TV series) The New Adventures of Superman (TV series) The New Adventures of Superman is a series of six-minute animated Superman adventures produced by Filmation that were broadcast on CBS from September 10, 1966, to September 5, 1970. The 68 segments appeared as part of three different programs during that time, packaged with similar shorts featuring "The Adventures of Superboy" and other DC Comics superheroes. These adventures were the first time that Superman (and his guise of Clark Kent), Lois Lane and Perry White had been seen in animated form since the Fleischer brothers had immortalized them in the Superman short films