| Charlie Pickering | ... | Himself | |
| Carrie Bickmore | ... | Herself | |
| Dave Hughes | ... | Himself | |
| Andrew Rochford | ... | Himself (as Dr. Andrew Rochford) | |
| rest of cast listed alphabetically: | |||
| Philip Boyce | ... | Himself - Head of the Perinatal Psychiatry Service: Westmead Hospital (as Prof. Phillip Boyce) | |
| Anna Briggs | ... | Herself - Sufferer of Postnatal Depression | |
| Simon Briggs | ... | Himself - Husband of Anna Briggs | |
| James Chessell | ... | Himself - Media Journalist, The Australian | |
| Robert Downey Jr. | ... | Himself | |
| Zach Galifianakis | ... | Himself | |
| Belinda Horton | ... | Herself - CEO, Post and Antenatal Depression Association | |
| Lucy McDonald | ... | Herself | |
| Rove McManus | ... | Himself | |
| Stacey Noble | ... | Herself - Sufferer of Postnatal Depression | |
| Episode Crew |
Writing credits(in alphabetical order) | ||
| Gerard McCulloch | ||
Other crew | |||
| Isaac Egan | .... | production team | |
| Main series | Episode guide | Full cast and crew |
| IMDb TV section | IMDb Talk-Show section |