| Issue | #337 |
| Published | March 1965 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Characters | Batman [Bruce Wayne]; Klag |
| Genre | Superhero |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Reprinted | in Batman: The Dynamic Duo Archives (DC, 2003 series) #2 (June 2006); in Showcase Presents Batman (DC, 2006 series) #1 |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; Azam Jah (first appearance); Altomonte (first appearance); Klag (first appearance); Brugg (first appearance; flashback; villain) |
| Synopsis | Batman and Robin face a caveman. |
| Genre | Superhero |
| Script | Gardner Fox |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Reprinted | in Batman: The Dynamic Duo Archives (DC, 2003 series) #2 (June 2006); in Showcase Presents Batman (DC, 2006 series) #1 |
| Script | Jack Schiff |
| Pencils | Sheldon Moldoff |
| Script | Julius Schwartz |
| Pencils | Morris Waldinger |
| Inks | Tom Nicolosi |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (May 2007). |
| Characters | Elongated Man |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Carmine Infantino |
| Inks | Sid Greene |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Reprinted | in Showcase Presents The Elongated Man (DC, 2006 series) #1 |