A celebrated actress's life begins to unravel on the eve of her greatest performance. When her sister April arrives in New York after a 30-year estrangement, the stage is set for a tense family confrontation.
| Actor | Role |
|---|---|
 Sarah PaulsonSandra Vale | Sandra Vale |
 Naomi WattsApril Vale | April Vale |
 Dianne WiestDiane | Diane |
 Toby WallaceTheo Vale | Theo Vale |
 Odessa A'zionLucy | Lucy |
 Julie Le BretonNot listed | Not listed |