| Issue | #19 |
| Published | March-April 1959 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Notes | Cover pencils credit from Julius Schwartz's editorial records, provided to the GCD by DC Comics; the records indicate that Frank Giacoia was paid for the inks but art spotters agree they are by Bernard Sachs (25 January 2008). |
| Characters | Adam Strange; Alanna |
| Genre | Adventure; Science Fiction |
| Pencils | Gil Kane |
| Inks | Bernard Sachs |
| Notes | Cover pencils credit from Julius Schwartz's editorial records, provided to the GCD by DC Comics; the records indicate that Frank Giacoia was paid for the inks but art spotters agree they are by Bernard Sachs (25 January 2008). |
| Reprinted | in Essential Showcase 1956-1959, The (DC, 1992 series) #nn; in Adam Strange Archives, The (DC, 2004 series) #1 (February 2004); in Showcase Presents: Adam Strange (DC, 2007 series) #1 |
| Characters | Adam Strange; Alanna; Sardath; Leothric (first appearance; villain) |
| Genre | Adventure; Science Fiction |
| Script | Gardner Fox |
| Pencils | Mike Sekowsky |
| Inks | Joe Giella |
| Notes | Pencils and inks credits from Julius Schwartz's editorial records, provided to the GCD by DC Comics (25 January 2008) |
| Reprinted | in Adam Strange Archives, The (DC, 2004 series) #1 (February 2004); in Showcase Presents: Adam Strange (DC, 2007 series) #1 |
| Notes | Sequence located between the two chapters of the previous sequence. |
| Letters | typeset |
| Characters | Adam Strange; Alanna; Zakkad (first appearance; villain) |
| Genre | Adventure; Science Fiction |
| Script | Gardner Fox |
| Pencils | Mike Sekowsky |
| Inks | Sy Barry |
| Notes | Pencils and inks credits from Julius Schwartz's editorial records, provided to the GCD by DC Comics (25 January 2008); original indexer credited the inks to Joe Giella. |
| Reprinted | in Adam Strange Archives, The (DC, 2004 series) #1 (February 2004); in Showcase Presents: Adam Strange (DC, 2007 series) #1 |