Paul Giamatti

Richard Grimes

Kathryn Hahn

Rachel Biegler

Kayli Carter

Sadie Barrett

Molly Shannon

Cynthia Grimes

John Carroll Lynch

Charlie Grimes

Desmin Borges

Sam

Denis O'Hare

Dr. Dordick

Siobhan Fallon Hogan

Beth

Emily Robinson

Charlotte Grimes

Tracee Chimo

Caroline

Amaya Press

Trick or Treat Girl

Francesca Root-Dodson

Fiona

Samantha Buck

Psychologist

Kerry Flanagan

Receptionist

Danny Deferrari

Jonathan

Alyssa Cheatham

Caroline's Daughter

Kelly Miller

Dr. Russell

Fenton Lawless

Uncle Bob

Gabrielle Reidy

Clinic Nurse #3

Caroline Martin

Clinic Nurse

Hettienne Park

Female Doctor

Maddie Corman

Liz

Katrine Hoyt

Nurse with Devil Horns (uncredited)

Gabrielle Reid

Clinic Nurse #1

Amy Russ

Admitting Nurse #1

Nick Sullivan

Anesthesiologist

David Cale

David

Seaton Smith

Brad

Lizzy DeClement

Tiffany

Mandela Bellamy

Famous Dave's Waitress

Vincent Condurso

Trick-Or-Treater Boy

Barbara Singer

Elderly Woman at Thanksgiving

Don Guillory

E.R. Doctor

Ashley Masula

Applebee's Waitress