When does The New Adventures of Superman return?

The New Adventures of Superman is a series of six-minute animated Superman adventures produced by Filmation that were broadcast Saturday mornings 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. The series was extremely popular in its Saturday morning time slot and employed the services of several DC Comics writers.