| | | | PART I |
| I | Victor | Hanovarian | FBI Special Agent |
| | Brandon | Eddison | FBI Special Agent |
| | Agent | Ramirez | FBI Special Agent |
| | Yvonne | | FBI Interview Participant |
| | Maya | | Rescued Girl |
| | The Gardener | | Man in charge of Garden |
| | Lyonette | | Butterfly - nurses incoming girls |
| | Whitney | | Roommate - grad student |
| | Sophia | | Roommate - Retired hooker/drug addict |
| | Hope | | Roommate - Leads Jessica |
| | Jessica | | Roommate - Follows Hope |
| | Amber | | Roommate - Community college |
| | Kathryn | | Roommate - Private person |
| | Noemie | | Roommate - Student |
| | Rebekah | | Roommate - Lead hostess at restaurant |
| | Guilian | | Restaurant owner |
| | Inara | Morrissey | Butterfly - Maya |
| | Bliss | | Butterfly - Small girl |
| | Ravenna | | Butterfly - Patrice Kingsley, senator's missing daughter |
| | Lyonette | | Butterfly - Cassidy Lawrence |
| | Jason | | Wait staff at restaurant |
| | Topher | | Wait staff at restaurant |
| | Kegs | | Busboy at restaurant |
| | Lorraine | | Cook and nurse at Garden |
| | Avery | | Gardener's son |
| | Giselle | | Butterfly - girl Avery killed |
| | Evita | | Butterfly - understanding of 6 year old |
| | Desmond | | Butterfly - hide and seek game |
| | | | PART II |
| II | Holly | | Victor's daughter |
| | Johanna | | Butterfly - mood swings |
| | Eleanor | | The Gardener's wife |
| | Pia | | Butterfly - wanted to know how everything works |
| | Zara | | Butterfly - Felicity Farrington |
| | Glenys | | Butterfly |
| | Hailee | | Butterfly - liked doing hair |
| | Lotte | | Sophia's younger daughter |
| | Jillie | | Sophia's older daughter |
| | Magdalena (Lena) | | Butterfly - twin played in Garden |
| | Magdalene (Maggie) | | Butterfly - twin had food allergies |
| | Faith | | Eddison's sister |
| | Simone | | Butterfly - Rachael Young |
| | Nazira | | Butterfly - artist |
| | Zara | | Butterfly - mean |
| | Ravenna | | Butterfly - danced |
| | Marenka | | Butterfly - did cross stitch |
| | Adara | | Butterfly - wrote stories |
| | Eleni | | Butterfly - painted |
| | Sirvat | | Butterfly - hard to know |
| | Isra | | Butterfly |
| | Tereza | | Butterfly - played piano |
| | Keely Rudolph | | Avery's victim |
| | Zulema | | Butterfly |
| | Willa | | Butterfly |
| | | | PART III |
| III | Geoffrey | MacIntosh | The Gardener |
| | Lydia | Anderson | Reservation in resin and glass |
| | Siobhan | | Reservation in resin and glass |
| | Sophia | Madsen | Escaped the Garden |
| | Lara | | Mentioned with escapes |
| | Emiline | | Tried to escape |
| | Samira | Grantairs | Name on birth certificate of Maya |
