| Issue | #23 |
| Published | May 1955 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Harvey Kurtzman |
| Notes | Last 10 cent, comic book size issue. |
| Letters | typeset |
| Notes | Last 10 cent, comic book size issue. |
| Notes | House ad for MD, Psychoanalysis and 7 other E. C. comics subscriptions. Inside front cover. |
| Letters | typeset |
| Notes | Notice to readers of an important announcement on the last page of the issue. |
| Characters | Gopo Gossum; Simple J. Baloney [Joe McCarthy]; Alphonse Alligator [Winston Churchmouse]; Tideland Owl [Marshland Tito]; Ol' Tortoise [Mendup France]; Corky Porcupine [Waterhole Nehru]; Ol' Bloodhound [Change-Ki-Check]; Rackleddy Coon [Chew-An-Play]; Mouse [Georiga Melloncough; Darnold Duck; Mickey Rodent; Goony; Minny Rodent; a tadpole |
| Synopsis | Gopo mistakenly leads the swamp dwellers into politics and disaster. |
| Genre | satire |
| Script | Harvey Kurtzman ? |
| Pencils | Wally Wood (signed) |
| Inks | Wally Wood (signed) |
| Colors | Marie Severin |
| Notes | Parody of Pogo comic strip. |
| Reprinted | in Mad Strikes Back (Ballantine Books, 1955 series) #106 |
| Letters | typeset |
| Characters | Snirdingbash; Lance Sterling; Gwathmey |
| Synopsis | Typical climax scenes from various movie genres, with untypical endings. |
| Genre | satire |
| Script | Harvey Kurtzman ? |
| Pencils | Jack Davis (signed) |
| Inks | Jack Davis (signed) |
| Colors | Marie Severin |
| Genre | satire |
| Script | Harvey Kurtzman ? |
| Pencils | Wally Wood (signed) |
| Inks | Wally Wood (signed) |
| Colors | Marie Severin |
| Notes | Parody of Ripley's Believe It Or Not strips. |
| Characters | Harry Drawers [Humphrey Yogurt]; The Nocountessa [Ava Nother]; Edward Kirks; Alberto Banano; Count Vincenzo-Torlato-Pizzaria; Melvin Cowznowski |
| Synopsis | Harry narrates the story of the Nocountessa, as she marries a series of rich men. |
| Genre | satire |
| Script | Harvey Kurtzman ? |
| Pencils | Jack Davis (signed) |
| Inks | Jack Davis (signed) |
| Colors | Marie Severin |
| Notes | Parody of movie The Barefoot Countessa. |
| Letters | typeset |
| Notes | House ad for The MAD Reader paperback book. |
| Synopsis | Announcement that MAD will change to a magazine-sized book with #24 within 3 months. |
| Genre | fact |
| Letters | typeset |
| Letters | typeset |
| Notes | Ad for FUNman religious wall motto sales. |
| Pencils | ? (photo) |
| Inks | ? (photo) |
| Letters | typeset |
| Notes | Ad for approval stamp service of Zenith Company. |
| Characters | B. J. Stuart |
| Pencils | ?; ? (photo) |
| Inks | ?; ? (photo) |
| Letters | typeset |
| Notes | Ad for greeting card sales. |
| Characters | J. E. Smith |
| Pencils | ? (photo) |
| Inks | ? (photo) |
| Letters | typeset |
| Notes | Ad for electronics training. Inside back cover. |
| Characters | Charles Atlas |
| Pencils | ? (photo) |
| Inks | ? (photo) |
| Letters | typeset |
| Notes | Ad for body-building booklet. On back cover. |