| 0 | 20,000 Leaks Under the Sea | cover | 1 | pencils: René Guillaume; inks: René Guillaume; colors: Hachette, Henrieke Goorhuis, David Gerstein | Donald Duck; Fethry Duck; octopus |
| 1 | - | illustration | 1 | pencils: Al Hubbard; inks: Al Hubbard | Donald Duck (in silhouette); Donald Duck floating heads (in silhouette) |
| 2 | - | illustration | 1 | | Donald Duck floating heads (in silhouette) |
| 3 | - | blank page(s) | 1 | | |
| 4 | Disney Masters Donald Duck: 20,000 Leaks Under the Sea by Dick Kinney and Al Hubbard | credits, title page | 2 | letters: typeset | Donald Duck |
| 5 | Walt Disney Donald Duck 20,000 Leaks Under the Sea | illustration | 1 | pencils: Marco Rota; inks: Marco Rota; colors: Mondadori | Donald Duck; Fethry Duck |
| 6 | Contents | table of contents | 2 | pencils: Al Hubbard; inks: Al Hubbard | Donald Duck |
| 7 | - | blank page(s) | 1 | | |
| 8 | It's Only Money | comic story | 8 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; letters: David Gerstein | Uncle Scrooge; Fethry Duck; Gus Goose; The Beagle Boys; cop |
| 9 | Mountain Magic | comic story | 8 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; letters: Rome Siemon | Donald Duck; Fethry Duck; Tabby; Hard Haid Moe; Houn' Dawg |
| 10 | Do It Yourself | comic story | 6 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Disney Italia, Digikore Studios; letters: Tom B. Long | Donald Duck; Ralph (repairman); Fethry Duck; Huey; Tabby; two deliverymen |
| 11 | The Missing Hair | comic story | 12 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Hachette, Digikore Studios; letters: Paul Baresh, David Gerstein | O.O. Duck; Mata Harrier; The Chief (voice over pipe communicator); Wolf (chihuahua); Rock Bottom (movie star); Rock Bottom's butler; two agents of BLONK; newsboy |
| 12 | Matador-To-Door Salesman | comic story | 9 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Hachette, Digikore Studios; letters: David Gerstein | Donald Duck; Fethry Duck; bull; matador; various Mexican citizens |
| 13 | Flock Together | comic story | 1 | pencils: Al Hubbard; inks: Al Hubbard; colors: Michael Myers, Digikore Studios; letters: Melvin Millar; editing: Alice Nielsen Cobb, Carl Buettner | Mickey Mouse; Morty; Ferdie; pet shop owner; canary; Mike the Parrot; Pete the Hound |
| 14 | Bah Wilderness | comic story | 9 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Hachette, Digikore Studios | Donald Duck; Fethry Duck; Tabby; mountain lion |
| 15 | Water Sports | comic story | 7 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Mickey Clausen; letters: David Gerstein | Donald Duck; Fethry Duck; Tabby; two rowboat fishermen |
| 16 | The Contest | comic story | 6 | pencils: Al Hubbard; inks: Al Hubbard; colors: Nea Aktina A. E., Digikore Studios; editing: Chase Craig | Scamp; The Tramp; Speedy; Trusty; Bull; Peg; Boris; Jock |
| 17 | Out of the Depths Despair | comic story | 7 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Disney Italia; letters: Paul Baresh, David Gerstein | Donald Duck; Fethry Duck; Tabby; Ludwig Von Drake |
| 18 | Vet Day | comic story | 7 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; letters: David Gerstein | Donald Duck; Fethry Duck; Tabby; Pete (truck driver); Joe (truck driver's helper) |
| 19 | Suds in Your Eye | comic story | 9 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios | Donald Duck; Fethry Duck; Daisy Duck; Daisy's garden party guests |
| 20 | The Piggy Bank | comic story | 1 | pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; editing: Chase Craig | Jiminy Cricket; Pinocchio |
| 21 | The Case of the Renegade Circus | comic story | 12 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Nea Aktina A. E., Digikore Studios; letters: Paul Baresh, David Gerstein | O.O. Duck; Mata Harrier; Uncle Scrooge; circus boss; various agents of BLONK; ringmaster; various citizens of Duckburg |
| 22 | The Superior Intellect | comic story | 7 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios | Donald Duck; Fethry Duck; Tabby; Butch (bulldog) |
| 23 | Old Trusty's Scent | comic story | 1 | pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; editing: Chase Craig | Scamp; Trusty; bulldog |
| 24 | A Midsummer's Nightmare | comic story | 8 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; letters: David Gerstein | Donald Duck; Fethry Duck; Tabby; unnamed duck woman looking for a husband; Fluffy (unnamed duck woman's cat) |
| 25 | 20,000 Leaks Under the Sea | comic story | 9 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios | Donald Duck; Fethry Duck; Tabby; school of fish with teacher; giant clam; shark; swordfish |
| 26 | Satisfied Customer | comic story | 1 | pencils: Al Hubbard; inks: Al Hubbard; colors: Pat Keane, Digikore Studios; editing: Chase Craig | Chip; Dale; woodpecker |
| 27 | A Goofy Look at the Newspaper | comic story | 9 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios, Hachette; letters: David Gerstein | Goofy; ancient Romans; colonial town crier; other newspaper reporters; newspaper editor; mugger; mugging victim; cop; octopus; imperiled lady; aquarium diver |
| 28 | The Bouncing Ball | comic story | 1 | pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; editing: Chase Craig | Scamp |
| 29 | The Carpet Baggers | comic story | 12 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios, Hachette | Donald Duck; Fethry Duck; Sultan of Hakstand; two carpet thieves |
| 30 | The Pioneer | comic story | 7 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Egmont; letters: David Gerstein | Donald Duck; Fethry Duck; Tabby; bear |
| 31 | Barreling Behind the Scenes | text article | 1 | script: David Gerstein; pencils: Dick Kinney | Fethry Duck |
| 32 | Fall Guy | comic story | 9 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Scott Rockwell, David Gerstein; letters: Willie Schubert | Donald Duck; Fethry Duck; Ranger Owl; tourists; kid; guy in laundromat |
| 33 | Chased Chaser | comic story | 1 | pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; editing: Chase Craig | Scamp; cat; Butch (bulldog) |
| 34 | Law Trouble | comic story | 7 | script: Dick Kinney; pencils: Al Hubbard; inks: Al Hubbard; colors: Digikore Studios; letters: Paul Baresh, David Gerstein | Donald Duck; Fethry Duck; cop; judge; court clerk |
| 35 | To Duck... Or Not to Duck | text article | 1 | script: Thad Komorowski, David Gerstein; pencils: Al Hubbard, Tony Strobl; inks: Al Hubbard, Larry Mayer | Fethry Duck |
| 36 | There's No Place Like Home | comic story | 7 | script: Dick Kinney; pencils: Tony Strobl; inks: Larry Mayer; colors: Digikore Studios; letters: David Gerstein | Donald Duck; Fethry Duck; Huey; Dewey; Louie; Uncle Scrooge; Daisy Duck; Hard Haid Moe; Houn' Dawg |
| 37 | Dick Kinney and Al Hubbard | text article | 1 | script: Alberto Becattini, David Gerstein; pencils: Al Hubbard; inks: Al Hubbard | The Aristokittens; Dumbo; Scamp; Chip; Dale; Donald Duck; Fethry Duck; Tabby |
| 38 | - | blank page(s) | 1 | | |
| 39 | - | illustration | 1 | | Donald Duck floating heads (in silhouette) |
| 40 | - | illustration | 1 | pencils: Al Hubbard; inks: Al Hubbard | Fethry Duck (in silhouette); Donald Duck floating heads (in silhouette) |
| 42 | Deep duck trouble | illustration | 1 | script: David Gerstein; pencils: Al Hubbard; inks: Al Hubbard | Donald Duck; Fethry Duck; Tabby |