The 1952 television series Adventures of Superman co-starred actor Jack Larson, who appeared regularly as Jimmy Olsen.
When Jack Kirby began working at DC in 1970, he insisted on taking on this title since it was the lowest-selling in the publishing line and without assigned talent at the time, so he would not cost someone their job.
[9] During his run, Kirby introduced many memorable characters, notably the Fourth World's New Gods, Darkseid, Project Cadmus and Transilvane.
Jack Larson, who played Jimmy in the series, was approached with the idea of continuing the franchise as a spin-off for two new seasons of 26 episodes each to begin airing in 1960.
Disgusted at the thought of the producers trying to cash in and make money over the death of Reeves, Larson rejected the proposal, and the project went unmade.