| 0 | - | cover | 1 | pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos | |
| 1 | Introduction | foreword, introduction, preface, afterword | 2 | script: Warren Ellis; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos | |
| 2 | Prologue: Intermission | comic story | 22 | script: Joe Hill; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 3 | Head Games: Chapter One | comic story | 22 | script: Joe Hill; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 4 | Head Games: Chapter Two | comic story | 22 | script: Joe Hill; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 5 | Head Games: Chapter Three | comic story | 22 | script: Joe Hill; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 6 | Head Games: Chapter Four | comic story | 22 | script: Joe Hill; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 7 | Epilogue: Army of One | comic story | 28 | script: Joe Hill; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 8 | The Known Keys | text article | 2 | pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos; letters: Robbie Robbins | |
| 9 | Series Illustrator and Co-Creator Gabriel Rodriguez, for the First Time, Shares the Process Involved in Developing a Page of Locke & Key | text article | 4 | script: Gabriel Rodriguez; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez | |
| 10 | Art Gallery | illustration | 8 | pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos | |
| 11 | Biographies | text article | 2 | pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Jay Fotos | |