| 0 | The Missing Link | cover | 1 | pencils: Jack Cole; inks: Jack Cole | The Barker [Carnie Callahan]; Lena; Major Midge; Tiny |
| 1 | The Missing Link | comic story | 11 | script: Klaus Nordling; pencils: Klaus Nordling; inks: Klaus Nordling | The Barker [Carnie Callahan]; Madame Futura (first appearance, a fortune teller); Shali (first appearance, a snake charmer); The Missing Link (first appearance, villain) |
| 2 | - | comic story | 1 | script: Bernard Dibble; pencils: Bernard Dibble; inks: Bernard Dibble | Salty Waters; Gladys |
| 3 | Smash It Anyway! | comic story | 7 | pencils: Bill Quackenbush; inks: Bill Quackenbush | Quicksilver [Max]; Winslow Rigger (first appearance, villain); James Eagle (first appearance) |
| 4 | - | comic story | 1 | script: Jack Cole; pencils: Jack Cole; inks: Jack Cole | Windy Breeze; Sam |
| 5 | - | comic story | 7 | script: Bernard Dibble; pencils: Bernard Dibble; inks: Bernard Dibble | Lassie; Roberta; Roger; Laddie |
| 6 | Soup Simpson's Last Blast | comic story | 8 | pencils: Bill Ward; inks: Bill Ward | Sally O'Neil; Soup Simpson (first appearance, villain, death); Boris Meloff (first appearance, villain); Lefty (first appearance, villain) |
| 7 | Kidnapping at Sea | comic story | 6 | script: André LeBlanc; pencils: André LeBlanc; inks: André LeBlanc | Intellectual Amos; The Chief and his gang (first appearance, villains); Miss Venbilt (first appearance) |
| 8 | Strange Escape | text story | 2 | letters: typeset | Jules; Banning; Judge Bekins; Crandell; Holmes |
| 9 | Trap for the Whistler | comic story | 6 | script: Vern Henkel; pencils: Vern Henkel; inks: Vern Henkel | The Whistler [Mallory Drake]; Mac Shane; Ambers (first appearance, villain) |
| 10 | The Three Entertainers | comic story | 7 | pencils: Al Camy; inks: Al Camy | Commander Blake; First Officer Conroy; Jack Hallam (first appearance); Jim Maulsby (first appearance); Bette D'Arcy (first appearance); The Japanese (villains) |