| 0 | Namor vs. the Human Torch! | cover | 0 | pencils: Marie Severin; inks: Frank Giacoia; colors: Marie Severin; letters: Sam Rosen | Namor, Thomas Raymond, Sub-Mariner, Toro |
| 1 | Burn, Namor... Burn! | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Joe Gaudioso; colors: Marie Severin; letters: Sam Rosen | Namor the Sub-Mariner; Toro (death); Mrs. Raymond (introduction, Toro's wife); Mad Thinker; Egghead; Puppet Master |
| 2 | The Day of the Dragon | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Vince Colletta; colors: Marie Severin; letters: Jean Izzo | Namor the Sub-Mariner; Dragon Man (villain); Dr. Dorcas (villain); Gregson Gilbert (villain) |
| 3 | The Day of the Dragon! | cover reprint (on interior page) | 1 | pencils: Marie Severin, John Romita; inks: Joe Sinnott, John Romita; colors: Marie Severin; letters: Sam Rosen | Namor the Sub-Mariner |
| 4 | The Sea That Time Forgot! | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Joe Gaudioso; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Tiger Shark; People of the Mist (introduction, most die) |
| 5 | The Sea That Time Forgot! | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Frank Giacoia; colors: Frank Brunner; letters: Artie Simek | Namor the Sub-Mariner |
| 6 | From the Stars, the Stalker | comic story | 20 | script: Roy Thomas; pencils: Marie Severin, Jay Hawk; inks: Joe Gaudioso; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; The Stalker (villain, introduction); Alpha Centaurians (villain, introduction); Kormok (villain, introduction) |
| 7 | From the Stars... the Stalker! | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Mike Esposito; colors: Marie Severin; letters: Sam Rosen | Namor the Sub-Mariner |
| 8 | Side-by-Side with Triton | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Joe Gaudioso; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Triton; Stalker (death); Kormok; Alpha Centaurians |
| 9 | - | cover reprint (on interior page) | 1 | pencils: Marie Severin, John Romita; inks: Mike Esposito, John Romita; colors: Marie Severin; letters: Artie Simek, Morrie Kuramoto | Namor the Sub-Mariner |
| 10 | Support Your Local Sting-Ray | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Johnny Craig; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Triton; Sting-Ray [Dr. Walter Newell] (introduction); Marvel Bullpen (cameo) |
| 11 | Nothing Can Stop The Sting-Ray! | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Johnny Craig; colors: Marie Severin; letters: Sam Rosen | Namor the Sub-Mariner |
| 12 | In the Darkness Dwells Doom! | comic story | 20 | script: Roy Thomas; pencils: John Buscema; inks: Johnny Craig; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Fantastic Four [The Thing (cameo flashback); The Invisible Girl (cameo flashback); The Human Torch (cameo flashback); Mr. Fantastic (cameo flashback); Crystal (cameo flashback)]; Dr. Doom |
| 13 | In the Darkness Dwells... Doom! | cover reprint (on interior page) | 1 | pencils: John Buscema; inks: Johnny Craig; colors: Marie Severin; letters: Sam Rosen | Namor the Sub-Mariner; Dr. Doom |
| 14 | Invasion from the Ocean Floor | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Johnny Craig; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Lord Seth |
| 15 | The Invaders Strike! | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Johnny Craig; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner |
| 16 | The Monarch and the Mystic! | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Johnny Craig; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Lady Dorma; Ikthon; Vashti; Dr. Strange [Stephen Strange] (Guest Star); Nameless One (villain, introduction); Undying Ones; Joella Ward; Kenneth Ward (in flashback) |
| 17 | Dr. Strange Lives... but Will the Sub-Mariner?? | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Frank Giacoia; colors: Marie Severin; letters: Sam Rosen | Namor the Sub-Mariner; Dr. Strange [Stephen Strange] |
| 18 | The Coming of Orka | comic story | 20 | script: Roy Thomas; pencils: Marie Severin; inks: Johnny Craig; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner; Dr. Dorcas (villain); Krang (villain); Orka (villain, introduction) |
| 19 | The Coming of Orka! | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Mike Esposito; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner |
| 20 | The Lady and the Tiger-Shark | comic story | 20 | script: Roy Thomas; pencils: John Buscema; inks: Jim Mooney; letters: Sam Rosen | Namor the Sub-Mariner; Dr. Dorcas (villain); Krang (villain); Orka (villain); Tiger Shark (villain) |
| 21 | In the Talons of... Tiger-Shark! | cover reprint (on interior page) | 1 | pencils: John Buscema; inks: Johnny Craig; letters: Morrie Kuramoto, Sam Rosen | Namor the Sub-Mariner |
| 22 | A World My Enemy! | comic story | 20 | script: Roy Thomas; pencils: Sal Buscema; inks: Jim Mooney, Joe Gaudioso; letters: Artie Simek | Namor the Sub-Mariner |
| 23 | - | cover reprint (on interior page) | 1 | pencils: Marie Severin; inks: Sal Buscema; colors: Marie Severin; letters: Artie Simek | Namor the Sub-Mariner |