| Maya |
Angelou | American memoirist and essayist |
| Isabella |
Beeton | English journalist and editor |
| Justin |
Bieber | Canadian singer |
| Simon |
Callahan | Owner of several restaurants in Brooklyn |
| Paula |
Deen | American chef |
| Julie |
Diaz | Christopher's fiancée |
| Bob |
Dylan | American singer-songwriter |
| Ina |
Garten | American professional cook and author |
| Daniel |
Georges | One of Chef Z's rivals |
| Jean |
Georges | One of Chef Z's rivals |
| Peter |
Gerbertson | General manager |
| Mick |
Jagger | English musician and songwriter |
| Diane |
Keaton | American actress |
| Thomas |
Keller | American chef and restaurateur |
| Meredith |
Landy | Ryan's wife |
| Helmut |
Lang | Owner of the most stunning home in East Hampton |
| Louis |
Leonard | Head of Sunshine's publishing company |
| Louisa |
Lorraine | Sunshine's stepmother |
| Sunshine |
Mackenzie | Protagonist; a popular but fraudulent food blogger and YouTuber. Aka: Sunny |
| Karen |
McCarthy | Sunshine's longtime acquaintance |
| Sarah |
Michaels | Society reporter for Vogue |
| Zeddy |
Morgan | Sunshine's fellow graduate of East Hampton High |
| Ethan |
Nash | Local fisherman in Montauk |
| Paul |
Newman | American actor |
| Lottie |
Reese | Chef Z's right-hand woman |
| Keith |
Richards | English musician and songwriter |
| Lucinda |
Roy | British novelist and educator |
| Amber |
Rucci | Sunshine's fellow culinary YouTube star |
| Kelly |
Specter | Sunshine's acquaintance |
| Steve |
Stephens | Sunshine and Rain's father |
| Sunshine |
Stephens | Sunshine Mackenzie's real name |
| Martha |
Stewart | American business professional |
| Mick |
Taylor | English guitarist |
| Kathleen |
Teague | Head counselor |
| Joanne |
Woodward | Retired American actress |
| Alisa |
| Waitress |
| Austin |
| Regular bar customer |
| Carla |
| Austin's girlfriend |
| Charlie |
| Amber Rucci's boyfriend |
| Christopher |
| Food writer and journalist |
| Danny |
| Sunshine's supportive husband |
| Derek |
| One of Sunshine's college friends |
| Douglas |
| Cook |
| Evelyn |
| Head of A Little Sunshine's advertising department |
| Gena |
| Rain's friend |
| Henry |
| Ethan's acquaintance |
| Kristin |
| Chef |
| Maggie |
| Danny's longtime friend |
| Michelle |
| One of Sunshine's college friends |
| Rain |
| Sunshine's sister |
| Ralph |
| Danny's contractor |
| Ryan |
| Sunshine's executive producer |
| Samantha |
| Sunshine's niece. Aka: Sammy |
| Sheila |
| Lawyer |
| Sidney |
| Sunshine's new acquaintance |
| Taylor |
| Server |
| Thomas |
| Rain's boyfriend |
| Violet |
| Sunshine's assistant |
