| Issue | #149 |
| Published | May 1965 |
| Cover Price | 0.12 |
| Pages | 36 |
| Editing | Mort Weisinger; E. Nelson Bridwell (Asst) |
| Characters | Robin |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | George Klein |
| Genre | fact |
| Script | Jack Schiff |
| Pencils | Bernard Baily |
| Inks | Bernard Baily |
| Notes | Inside front cover |
| Reprinted | from 5/60 issues |
| Characters | Robin; Fortress of Solitude; Batcave; Composite Superman (cameo) |
| Synopsis | Superman and Batman hypnotize each other into forgetting their secret identities and then challenge each other to discover them. |
| Genre | superhero |
| Script | Edmond Hamilton |
| Pencils | Curt Swan |
| Inks | Sheldon Moldoff |
| Genre | gag; funny animal; superhero |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Notes | Between parts 1 and 2 of first story. |
| Characters | Robin; Batcave; Kandor |
| Synopsis | Superman is upset because Batman was able to figure out his secret identity but he can't figure out Batman's. |
| Genre | superhero |
| Script | Edmond Hamilton |
| Pencils | Curt Swan |
| Inks | Sheldon Moldoff |
| Notes | An abandoned subway tunnel that runs from Gotham to Metropolis is seen in this story. Must be some tunnel as they're 700 miles apart! |
| Characters | Janu; Congo Bill; Alien Congorilla (purple with four arms) |
| Synopsis | Congorilla is transported to another world where he meets an Alien Congorilla much like himself. |
| Genre | superhero; jungle |
| Script | Robert Bernstein |
| Pencils | Howard Sherman |
| Inks | Howard Sherman |
| Notes | Surprise Feature |
| Reprinted | from Adventure Comics (1938) #276 (Sep '60), DC. |