| 0 | - | cover | 1 | pencils: Frank Quitely; inks: Frank Quitely; colors: Peter Doherty | Flex Mentallo |
| 1 | - | blank page(s) | 3 | | |
| 2 | Flex Mentallo: Man of Muscle Mystery - The Deluxe Edition | credits, title page | 4 | pencils: Frank Quitely; inks: Frank Quitely; colors: Peter Doherty | Flex Mentallo |
| 3 | Flex Time: A Brief History of a Legend in Briefs | foreword, introduction, preface, afterword | 4 | script: Grant Morrison | |
| 4 | After the Fact | cover reprint (on interior page) | 1 | script: Grant Morrison; pencils: Frank Quitely; inks: Frank Quitely | Flex Mentallo |
| 5 | After the Fact, Part One: Flowery Atomic Heart | comic story | 24 | script: Grant Morrison; pencils: Frank Quitely; inks: Frank Quitely; colors: Peter Doherty; letters: Ellie de Ville | Flex Mentallo; The Fact; Wallace Sage |
| 6 | Flex Mentallo #2 | cover reprint (on interior page) | 1 | pencils: Frank Quitely; inks: Frank Quitely; letters: Rian Hughes | |
| 7 | After the Fact, Part Two: My Beautiful Head | comic story | 24 | script: Grant Morrison; pencils: Frank Quitely; inks: Frank Quitely; colors: Tom McCraw; letters: Ellie de Ville | Flex Mentallo |
| 8 | Flex Mentallo #3 | cover reprint (on interior page) | 1 | pencils: Frank Quitely; inks: Frank Quitely | Flex Mentallo |
| 9 | After the Fact, Part Three: Dig the Vacuum | comic story | 24 | script: Grant Morrison; pencils: Frank Quitely; inks: Frank Quitely; colors: Tom McCraw; letters: Ellie de Ville | Flex Mentallo |
| 10 | Flex Mentallo #4 | cover reprint (on interior page) | 1 | pencils: Frank Quitely; inks: Frank Quitely; letters: Rian Hughes | Flex Mentallo |
| 11 | After the Fact, Part Four: We are all UFOs | comic story | 25 | script: Grant Morrison; pencils: Frank Quitely; inks: Frank Quitely; colors: Tom McCraw; letters: Ellie de Ville | Flex Mentallo |
| 12 | Even Better Than the Real Thing | illustration | 14 | pencils: Frank Quitely; inks: Frank Quitely; colors: Frank Quitely | Flex Mentallo |
| 13 | "To all my fans": A Vertigo Bonus Pin-Up | illustration | 1 | pencils: Frank Quitely; inks: Frank Quitely; colors: Tom McCraw | Flex Mentallo |
| 14 | - | blank page(s) | 3 | | |
| 15 | The Whole of godamn reality's coming unglued and I'm here on the night shift. | illustration | 1 | script: Grant Morrison; pencils: Frank Quitely; inks: Frank Quitely; colors: Peter Doherty | Flex Mentallo |