| Issue | #129 |
| Published | June 1961 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Notes | Pencil and ink credits confirmed from Julius Schwartz's editorial records, provided by DC Comics, August 2008. |
| Genre | science fiction |
| Pencils | Murphy Anderson |
| Inks | Murphy Anderson |
| Notes | Pencil and ink credits confirmed from Julius Schwartz's editorial records, provided by DC Comics, August 2008. |
| Genre | science fiction |
| Script | Gardner Fox |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Notes | Pencil and ink credits, and page count confirmed from Julius Schwartz's editorial records, provided by DC Comics, August 2008. |
| Genre | science fiction |
| Script | Gardner Fox |
| Pencils | Mike Sekowsky |
| Inks | Bernard Sachs |
| Notes | Credits for script, pencils and inks, and page count confirmed from Julius Schwartz's editorial records, provided by DC Comics (April 2007). |
| Reprinted | In From Beyond the Unknown #10 (DC, April-May 1971). |
| Genre | science fiction |
| Script | John Broome |
| Pencils | Murphy Anderson |
| Inks | Murphy Anderson |
| Notes | Pencil and ink credits, and page count confirmed from Julius Schwartz's editorial records, provided by DC Comics, August 2008. |
| Reprinted | in Strange Adventures (DC, 1950 series) #221 (November-December 1969) |