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

Issue Details

Issue	#21
Published	January-February 1965
Cover Price	0.12 USD
Pages	36
Editing	George Kashdan

Cover Details - "The Forty-Fathom Doom!"

Characters	Sea Devils
Genre	adventure
Pencils	Howard Purcell
Inks	Howard Purcell

1 page public service announcement "Salute to Courage"

Script	Jack Schiff
Pencils	Sheldon Moldoff
Inks	Sheldon Moldoff

8 page Sea Devils story "The Forty-Fathom Doom!"

Characters	Sea Devils; Doctor Quad
Genre	adventure
Script	Jack Miller?
Pencils	Howard Purcell
Inks	Sheldon Moldoff
Notes	Part 1. Writer id by Bob Hughes

1 page Undersea Breezes letters page

Script	George Kashdan
Letters	typeset

7 page Sea Devils story "The Octopus with the Human Brain"

Characters	Sea Devils; Dr. Quad
Genre	adventure
Script	Jack Miller?
Pencils	Howard Purcell
Inks	Sheldon Moldoff
Notes	Part 2. Writer id by Bob Hughes

10 page Sea Devils story "Dr. Quad's Secret Weapon"

Characters	Sea Devils; Dr. Quad
Genre	adventure
Script	Jack Miller?
Pencils	Howard Purcell
Inks	Sheldon Moldoff
Notes	Part 3. Writer id by Bob Hughes