“FIFTH COLUMNISTS!” Lois Lane goes to Gladstone Hall to cover a meeting of the "Volunteers for Peace.” All is not as it seems though, as Superman discovers a plot by the Volunteers to sabotage several key targets to soften up Metropolis for an invasion by "Nation X"!

Written By:
Henry Boltinoff, Ray McGill, Jerry Siegel, Gardner Fox, Ken Fitch, John Hilton
Pencils:
George Papp, Sheldon Moldoff, Henry Boltinoff, Ray McGill, Cliff Young, Bernard Baily, Chad Grothkopf, Joseph Sulman, Paul Henry Cassidy
Inks:
George Papp, Sheldon Moldoff, Henry Boltinoff, Ray McGill, Cliff Young, Bernard Baily, Chad Grothkopf, Joseph Sulman, Paul Lauretta
Cover By:
Fred Ray