Issue: #315 MJ
Cover by Al Milgrom and Jack Abel."Good Evening, Superman I'm Clark Kent... and You're not!" written by Martin Pasko, penciled by Curt Swan, inked by Dan Adkins and colored by Jerry Serpe."DC Publishorial: Swamp Thing from the Beginning" text piece by Jenette Kahn.
Creators: Typeset, Julius Schwartz, Dan Adkins, Al Milgrom, Curt Swan, Jack Abel, Jenette Kahn, Martin Pasko, Jerry Serpe, E. Nelson Bridwell
Characters: Superman, Supergirl, Supergirl, Morgan Edge, Blackrock, Samuel Tanner, Jon Ross, Lola Barnett, Peter Silverstone, Dr. Jenet Klyburn, Nam-Ek