Samantha Morton

Character: Annie Parker

Helen Hunt

Character: Mary-Claire King

Aaron Paul

Character: Paul

Alice Eve

Character: Louise

Maggie Grace

Character: Sarah

Rashida Jones

Character: Kim

Corey Stoll

Character: Sean

Richard Schiff

Character: Mr. Allen

Bradley Whitford

Character: Marshall

Marley Shelton

Character: Joan

Ben McKenzie

Character: Tom

James Tupper

Character: Steve

Robert Pine

Character: Dr. Frank

Bob Gunton

Character: Dr. Benton

Chris Mulkey

Character: Ralph Parker

Chad Lindberg

Character: Funeral Home Employee

Benjamin Stockham

Character: Young William (Age 8)

Ryan Wynott

Character: Young William (Age 12)

Jade Duncan

Character: Young Annie Parker

Olivia Rose Keegan

Character: Young Joan Parker