Julie is a new mom and children's book author, who escapes into the bright Crayola-colored world of her creation in order to leave behind the darkness caused by her post-partum depression.
Unfortunately the movie A Mouthful of Air is not yet available on HBO Max.
| Directing | Amy Koppelman | Director |
| Writing | Amy Koppelman | Writer |
| Production | Amanda Seyfried | Executive Producer |
| Sound | John Gürtler | Original Music Composer |
| Camera | Frankie DeMarco | Director of Photography |
| Editing | Keith Fraase | Editor |
| Production | Sig De Miguel | Casting |
| Production | Stephen Vincent | Casting |
| Art | Franckie Diago | Production Design |
| Art | Cassandra Holden | Art Direction |
| Art | Glenda Rosa | Set Decoration |
| Costume & Make-Up | Hannah Kittell | Costume Design |
| Costume & Make-Up | Aria Ferraro | Makeup Artist |
| Costume & Make-Up | Cynthia O'Rourke | Makeup Department Head |
| Costume & Make-Up | Janine JP Parrella | Makeup Artist |
| Sound | Grant Elder | Supervising Sound Editor |
| Sound | Grant Elder | Sound Re-Recording Mixer |
| Art | Nicholas Griffo | Set Dresser |
| Art | Brook Schafer | Set Dresser |
| Production | Lyndon Baldock | Executive Producer |
| Production | Victoria Ershova | Executive Producer |
| Production | Steven Farneth | Executive Producer |
| Production | James Ferrari | Executive Producer |
| Production | Jenny Halper | Executive Producer |
| Production | Mike Harrop | Producer |
| Production | Shirin Hartmann | Executive Producer |
| Production | Amy Koppelman | Producer |
| Production | Brian LaMacchia | Executive Producer |
| Production | Yipeng Ben Lu | Executive Producer |
| Production | Gabriel Napora | Executive Producer |
| Production | A.D. Oppenheim | Executive Producer |
| Production | Monika Parekh | Executive Producer |
| Production | Celine Rattray | Producer |
| Production | John Sloss | Executive Producer |
| Production | Imelda Sobiloff | Executive Producer |
| Production | Peter Sobiloff | Executive Producer |
| Production | Kyle Stroud | Executive Producer |
| Production | Trudie Styler | Producer |
| Production | Yas Taalat | Executive Producer |
| Production | Robert Walker Branchaud | Executive Producer |
| Production | Paul Stephen White | Executive Producer |
| Production | Henry Wu | Executive Producer |
| Production | Sarah Wynter | Executive Producer |
