Gabriel Byrne
as Paul Weston
Uzo Aduba
as Dr. Brooke Lawrence
Anthony Ramos
as Eladio
John Benjamin Hickey
as Colin
Quintessa Swindell
as Laila
Liza Colón-Zayas
as Rita
Charlayne Woodard
as Rhonda
Dianne Wiest
as Dr. Gina Toll
Michelle Forbes
as Kate Weston
Blair Underwood
as Alex Prince
Josh Charles
as Jake
Embeth Davidtz
as Amy
Amy Ryan
as Dr. Adele Brouse
Mia Wasikowska
as Sophie
Melissa George
as Laura Hill