Dominic West
as Noah Solloway
Maura Tierney
as Helen Solloway
Jadon Sand
as Trevor Solloway
Ruth Wilson
as Alison Lockhart
Julia Goldani Telles
as Whitney Solloway
Leya Catlett
as Stacey Solloway
Joshua Jackson
as Cole Lockhart
Jake Siciliano
as Martin Solloway
Omar Metwally
as Dr. Vic Ullah
Catalina Sandino Moreno
as Luisa Lèon
Sanaa Lathan
as Janelle Wilson
Anna Paquin
as Joanie Lockhart
Irène Jacob
as Juliette Le Gall