Superman battles saboteurs determined to stop a lady double agent from getting important documents to Washington D.C.
Superman – Secret Agent
Released: 30 Jul 1943
Directed By: Seymour Kneitel
Written By: Joe Shuster (comic strip created by: Superman), Jerry Siegel (comic strip created by: Superman), Carl Meyer (story)
Starring: Joan Alexander, Jackson Beck, Bud Collyer, Jack Mercer