Data courtesy of the Grand Comics Database under Creative Commons license.

Issue Details

Issue	#66
Published	May-June 1964
Cover Price	0.12 USD
Pages	36
Editing	Jack Schiff

Cover Details - "The Two Faces of Doom!"

Characters	Eclipso; Mona Bennett; Professor Bennett
Genre	superhero
Pencils	Dick Dillin
Inks	Sheldon Moldoff
Reprinted	In Showcase Presents: Eclipso (DC, 2009 series) #[nn]

12 page Mark Merlin story "The Man Who Played Sorcerer"

Characters	Mark Merlin
Genre	occult
Script	Arnold Drake
Pencils	Mort Meskin
Inks	Mort Meskin
Notes	writer verified by Martin O'Hearn

1 page public service page public service announcement "Names Do Hurt!"

Synopsis	You shouldn't make fun of people.
Script	Jack Schiff
Pencils	Sheldon Moldoff
Inks	Morris Waldinger ?
Letters	Ira Schnapp

1 page World of the Weird text article

Genre	Fact
Letters	typeset

11 page Eclipso story "The Two Faces of Doom!"

Characters	Eclipso; Bruce Gordon; Mona Bennet; Professor Bennet
Synopsis	Bruce Gordon develops an ultra-violet ray gun to try to make Eclipso into a force for good. A meteor crashes to the ground and a space-creature is released that gives Eclipso new powers.
Genre	superhero
Script	Bob Haney
Pencils	Alex Toth
Inks	Alex Toth
Letters	Alex Toth
Reprinted	in Detective Comics (DC, 1937 series) #441 (June-July 1974); in Showcase Presents: Eclipso (DC, 2009 series) #[nn]