When the Justice League goes missing and villains overrun Metropolis, there's only one team that can solve this mystery: Scooby-Doo and the gang! But wait, there's a new dog in town – Krypto – Superman's Superdog with Super Powers. Mystery Inc. will need all the help it can get when phantoms menace the Justice League's headquarters.
Unfortunately the movie Scooby-Doo! and Krypto, Too! is not yet available on HBO Max.
| Directing | Cecilia Aranovich | Director |
| Writing | T.K. O'Brian | Writer |
| Production | Rick Morales | Producer |
| Production | James Krieg | Producer |
| Production | Sam Register | Executive Producer |
| Writing | William Moulton Marston | Characters |
| Writing | Joe Shuster | Characters |
| Writing | Jerry Siegel | Characters |
| Writing | Bill Finger | Characters |
| Writing | Bob Kane | Characters |
| Writing | Jerry Robinson | Characters |
| Writing | Paul Dini | Characters |
| Writing | Bruce Timm | Characters |
| Crew | Joe Ruby | Thanks |
| Crew | Ken Spears | Thanks |
| Production | Wes Gleason | Casting |
| Editing | Kyle Stafford | Editor |
| Sound | Robert J. Kral | Original Music Composer |
| Production | Dawn Merkel | Line Producer |
| Production | Christopher G. Collins | Production Manager |
| Production | Ashley Malaski | Production Manager |
| Production | Jason Amodeo | Assistant Production Manager |
| Production | Daniel Nix | Assistant Production Manager |
| Visual Effects | Steven Choi | Character Designer |
| Visual Effects | Shane Glines | Character Designer |
| Art | Andy Chiang | Prop Designer |
| Art | Rodel Gravo | Background Designer |
| Art | Jonard Soriano | Background Designer |
| Art | Bill Dunn | Other |
| Art | Mike Inman | Other |
| Art | Timothy Szabo | Other |
| Art | Richard Ziehler-Martin | Other |
| Visual Effects | Nora Aillinn Murphy Berden | Color Designer |
| Visual Effects | Cheng-Li Chan | Color Designer |
| Visual Effects | Mira Lark Crowell | Color Designer |
| Visual Effects | Maribel Pozos | Color Designer |
| Art | Aluir Amancio | Storyboard Artist |
| Art | Richard Gaines | Storyboard Artist |
| Art | Miyuki Hoshikawa | Storyboard Artist |
| Art | Brandon McKinney | Storyboard Artist |
| Art | Joonki Park | Storyboard Artist |
| Art | Adam Van Wyk | Storyboard Artist |
| Editing | Annie De Brock | Other |
| Visual Effects | Anthony Akira Andrade | Animation |
| Visual Effects | Elizabeth McMahill | Animation |
| Visual Effects | Jason Plapp | Animation |
| Art | Matthew Girardi | Art Direction |
| Art | Brenna Kraus | Graphic Designer |
| Art | Brenna Kraus | Title Designer |
| Visual Effects | Jinhyun Choi | Animation Director |
| Visual Effects | Scarlet Sookyung Kim | Animation Director |
| Visual Effects | Kyoung-Soo Lee | Animation Director |
| Visual Effects | Gyungsang Yoo | Animation Director |
| Directing | Kabcheon Jung | Layout |
| Directing | Dongkyu Lee | Layout |
| Directing | Dong-Hwan Oh | Layout |
| Directing | Sang Il Sim | Layout |
| Visual Effects | Jang Sung-ho | Key Animation |
| Visual Effects | Yonkoo Kang | Key Animation |
| Visual Effects | Nam-Gil Jo | Key Animation |
| Art | Yong Ahn | Painter |
| Art | Bumji Kim | Painter |
| Art | Woorye Jung | Painter |
| Visual Effects | Eddie Jaeil Byun | CG Artist |
| Visual Effects | Daeguen Hong | CG Artist |
| Visual Effects | Hongsun Yoon | CG Artist |
| Production | Sungtae Oh | Other |
| Production | Steven Sh Yoon | Other |
| Production | Agatha Sarim Kim | Other |
| Production | Sujin Jung | Other |
| Production | Ashley Hee-Eun Bae | Other |
| Production | Greg Emerson | Other |
| Production | Kip Brown | Post Producer |
| Crew | Rebecca Sands Coutts | Post-Production Manager |
| Crew | Marissa Llano | Post-Production Manager |
| Production | Lisa Hallbauer | Producer |
| Production | Sharon Yvonne Lopez | Production Manager |
| Production | Nick Bannon | Assistant Production Manager |
| Production | Marina Mozée | Assistant Production Manager |
| Sound | Jeff O. Collins | Other |
| Sound | Wilson Martinez | Other |
| Sound | Fred Salinas | Other |
| Sound | Mark A. Keatts | Supervising Dialogue Editor |
| Sound | Mark A. Keatts | ADR Editor |
| Sound | David M. Cowan | Dialogue Editor |
| Sound | David M. Cowan | ADR Editor |
| Sound | Kelly Ann Foley | Dialogue Editor |
| Sound | Kelly Ann Foley | ADR Editor |
| Sound | Patrick J. Foley | Dialogue Editor |
| Sound | Patrick J. Foley | ADR Editor |
| Sound | Michael Garcia | Dialogue Editor |
| Sound | Michael Garcia | ADR Editor |
| Sound | John F. Reynolds | Dialogue Editor |
| Sound | John F. Reynolds | ADR Editor |
| Editing | Harrison T. Barth | Assistant Editor |
| Editing | Michele Beeson | Assistant Editor |
| Editing | Gabriel Gianola | Assistant Editor |
| Production | Aisha Clarke | Administration |
| Crew | Tamara Miles | Other |
| Crew | Niko Sumcad | Other |
| Crew | Maria Millage | Other |
| Crew | Shelly Jacobs | Other |
| Crew | Cher Bentley | Other |
| Crew | Kira Tirimacco | Other |
| Crew | Renee Toporzysek | Other |
| Production | Agnes Kim | Casting |
| Production | Sarah Noonan | Casting |
| Production | Liz Carroll | Casting |
| Production | Yadira Davis | Production Accountant |
| Production | Maral Simonian | Production Accountant |
| Production | Athena Wingate | Production Accountant |
| Crew | Jake Baumgart | Other |
| Crew | Leslie Chinchilla | Legal Services |
| Crew | Raymond Gonzales | Legal Services |
| Crew | Shannon Muir | Legal Services |
| Crew | Iman Wilson | Legal Services |
| Production | Bobbie Page | Production Supervisor |
| Production | Liz Marshall | Production Supervisor |
| Production | Ed Adams | Production Manager |
| Production | Jay Bastian | Executive In Charge Of Production |
