Brian O’Sullivan Books In OrderPublication Order of Bobby McGowan BooksPublication Order of Frankie and Evie BooksPublication Order of Quint Adler BooksPublication Order of Standalone NovelsPublication Order of Short Stories/NovellasPublication Order of AnthologiesOne Response to “Brian O’Sullivan”Leave a Reply
| The Photo Album | (2023) | Description / Buy at Amazon |
| The Other Annie | (2024) | Description / Buy at Amazon |
| The Puppeteer | (2017) | Description / Buy at Amazon |
| The Patsy | (2018) | Description / Buy at Amazon |
| Revenge at Sea | (2020) | Description / Buy at Amazon |
| The Bay Area Butcher | (2020) | Description / Buy at Amazon |
| Hollywood Murder Mystery | (2021) | Description / Buy at Amazon |
| Nine Days In Vegas | (2021) | Description / Buy at Amazon |
| Quint Adler, P.I. | (2021) | Description / Buy at Amazon |
| A Knife Through The Heart | (2022) | Description / Buy at Amazon |
| Persona Non Grata | (2023) | Description / Buy at Amazon |
| The Final Chapter | (2024) | Description / Buy at Amazon |
| The Bartender | (2021) | Description / Buy at Amazon |
| Debut Novel | (2025) | Description / Buy at Amazon |
| My Meeting with Trump | (2019) | Description / Buy at Amazon |
| Irish Imbas: Celtic Mythology Collection | (2016) | Description / Buy at Amazon |
| Celtic Mythology Collection 2 | (2017) | Description / Buy at Amazon |