| Name | Character | Episodes |
|---|---|---|
| Adina Porter | Lillian Kagwa | 8 |
| LaKeith Stanfield | Apollo Kagwa | 8 |
| Clark Backo | Emma 'Emmy' Valentine | 8 |
| Jared Abrahamson | Brian West | 8 |
| Alexis Louder | Young Lillian Kagwa | 8 |
| Elena Hurst | Yurina | 6 |
| Emy Coligado | Carlotta | 4 |
| Kris Siddiqi | 4 | |
| Jonelle Gunderson | New Arrival (Lina) | 4 |
| Albert Jones | 3 | |
| Rodrigo Fernandez-Stoll | 3 | |
| Mugga | 3 | |
| Michelle Giroux | Gretta | 3 |
| Malcolm Barrett | Patrice Green | 2 |
| Jane Kaczmarek | Cal | 2 |
| Noel Arthur | GSU #2 | 2 |
| Samantha Walkes | Christine Valentine | 2 |
| Kim Nelson | 2 | |
| Steve Zissis | Wheels | 2 |
| Elizabeth Whitmere | 1 | |
| Emy Coligado | 1 | |
| Kim Roberts | Alice | 1 |
| Daphne Rubin-Vega | Mrs. Ortiz | 1 |
| Dennis Andres | Leif | 1 |
| Anthony Ruiz | Fabian | 1 |
| Katie Lee Hill | Rachel | 1 |
| Ariel Eliaz | Mr. Asenyev | 1 |
| Tom Rooney | Father Hagen | 1 |
| Jonelle Gunderson | Angelica | 1 |
| Deborah Rayne | Brian's Mom | 1 |