- Script
- Jack Miller
- Pencils
- Nick Cardy
- Inks
- Nick Cardy
- Letters
- ?
- Editing
- George Kashdan (original editor)
- Genre
- superhero
- Characters
- Mera
- Synopsis
- Mera, a water-world queen from another dimension with the power to shape water to her will, is pursued into Earth's oceans by Leron, an usurper from her world, and she seeks the aid of Aquaman and Aqualad.
- Reprints
First appearance of Mera.
- Script
- ?
- Pencils
- Joe Kubert (original); ? (Hopalong figures)
- Inks
- John Giunta (original); ? (Hopalong figures)
- Letters
- ?
- Editing
- Whitney Ellsworth (original credited editor); Julius Schwartz (actual original editor)
- Genre
- western-frontier
- Reprints
The feature logo has been changed to Hopalong Cassidy for this reprint, with faces/clothing of Lt. Dan Foley redrawn to resemble William Boyd.