| Issue | #4 |
| Published | October 1964 |
| Cover Price | 0.25 USD |
| Pages | 84 |
| Editing | Julius Schwartz |
| Notes | On Sale Date - August 20th 1964 |
| Characters | The Flash; Weather Wizard |
| Genre | superhero |
| Pencils | Carmine Infantino |
| Inks | Murphy Anderson |
| Characters | The Flash |
| Pencils | Carmine Infantino |
| Letters | typeset |
| Characters | The Flash [Barry Allen]; Iris West; The Black Cat; El Claw |
| Synopsis | Police scientist Barry Allen invents a radio watch which picks up S.O.S. calls from many different countries, in order for him to avert these catastrophies, he must literally race around the world in eighty minutes. |
| Genre | superhero |
| Script | Bob Kanigher |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Reprinted | from Showcase (DC, 1956 series) #13 (March-April 1958) |
| Characters | The Flash [Barry Allen]; Iris West; Aliens |
| Synopsis | When Iris West disappears whilst on an assignment, The Flash follows her into another dimension. In order for them to return safely he must battle alien beings who grow to the size of giants within the space of one hour. |
| Genre | superhero |
| Script | Bob Kanigher |
| Pencils | Carmine Infantino |
| Inks | Frank Giacoia |
| Reprinted | from Showcase (DC, 1956 series) #14 (May-June 1958) |
| Characters | The Flash [Barry Allen]; Iris West; The Mirror Master [Scudder]; Wilkins |
| Synopsis | Scudder, a small time criminal, discovers he can solidify images from his trick mirrors, he then uses this knowledge to commit crimes as The Mirror Master. |
| Genre | superhero |
| Script | John Broome |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Notes | Origin and First appearance of The Mirror Master. Scudder's christian name is not referred to in this story, he will not be named as Sam Scudder until The Flash, (DC, 1959 series) #239 (February 1976). In The Flash, (DC, 1959 series) #219 (Dec 1972 - Jan 1973), he was briefly referred to as Joe Scudder. Both later stories scripted by Cary Bates. Writer Bates later combines both Mirror Master id.s as Samuel Joseph Scudder, from - The Flash (DC, 1959 series) #255 (November 1977) |
| Reprinted | from Flash, The (DC, 1959 series) #105 (February-March 1959) |
| Characters | The Flash [Jay Garrick]; Ginger Stanton; Larry Stanton; Jim Stanton; The Bobtails; Chips Chuggo |
| Synopsis | Jay Garrick and The Flash help aging baseball team, The Bobtails, regain their confidence. |
| Genre | superhero |
| Script | Bob Kanigher |
| Pencils | Carmine Infantino |
| Inks | Frank Giacoia |
| Notes | Golden Age Flash story. |
| Reprinted | from Flash Comics (DC, 1940 series) #90 (December 1947) |
| Characters | Captain Boomerang; Pied Piper; Captain Cold; Mr. Element; The Trickster; Weather Wizard; Reverse-Flash; Abra Kadabra; Mirror Master; The Top; Heat Wave; Super-Gorilla Grodd |
| Synopsis | Pin Up of Flash Villains |
| Genre | superhero |
| Pencils | Carmine Infantino |
| Inks | Murphy Anderson |
| Characters | The Flash [Barry Allen]; Iris West; Weather Wizard [Mark Mardon] |
| Synopsis | Escaped criminal Mark Mardon reaches his brother Clyde's house to lie low, however, on entering finds his brother dead. He then uses Clyde's notes on weather control for crime and assumes the identity of The Weather Wizard. |
| Genre | superhero |
| Script | John Broome |
| Pencils | Carmine Infantino |
| Inks | Murphy Anderson |
| Notes | Origin and First appearance of The Weather Wizard. |
| Reprinted | from Flash, The (DC, 1959 series) #110 (December 1959-January 1960) |
| Characters | The Flash [Barry Allen]; Iris West; Super-Gorilla Grodd; William Dawson; Solovar |
| Synopsis | Grodd, the Super-Gorilla has seemingly died in Gorilla City, in reality he has found a way to take over the mind of a human being (William Dawson). As Dawson, he invents a gun which causes The Flash to absorb vast amounts of moisture from the air, bulking him up to 1000 pounds in weight. |
| Genre | superhero |
| Script | John Broome |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Reprinted | From Flash, The (DC, 1959 series) #115 (September 1960) |
| Letters | typeset |
| Notes | Includes Writer/Artist credits and original issue details for the reprints in this issue |
| Characters | The Flash; Golden Age Flash; Kid Flash |
| Synopsis | Pin Up of the three Super Speedsters |
| Genre | superhero |
| Pencils | Carmine Infantino |
| Inks | Murphy Anderson |
| Notes | Back Cover |