Atom Man vs. Superman

Atom Man vs. Superman 1950, Columbias 43rd serial and the second liveaction Superman screen appearance, both featuring Kirk Alyn as Superman, finds Lex Luthor Lyle Talbot, secretly the Atom Man, blackmailing the city of Metropolis by threatening to destroy the entire community. Perry White Pierre Watkin, editor of the Daily Planet, assigns Lois Lane Noel Neill, Jimmy Olsen Tommy Bond and Clark Kent Kirk Alyn to cover the story.

Despite their onscreen personas, Talbot Lex Luthor, who wore a rubber scalp to create the impression of baldness, and Alyn Superman spent much of their time, when not shooting, exchanging recipes both actors shared an interest in cookery.The final set piece shows Metropolis under attack by poorly animated flying saucers and a torpedo. ........

Source: Wikipedia