Dr. Jordan Cavanaugh
Dr. Garret Macy
Max Cavanaugh
Dr. Mahesh 'Bug' Vijayaraghavensatanaryanamurthy
Dr. Trey Sanders (as Mahershalalhashbaz Ali)
Lily Lebowski
Dr. Nigel Townsend
Maggie Macy
Jordan's Grandmother
TV Executive
Daniel Brackett
Dr. Arthur Gramble
Nurse Alicia Gramble
George
Anastasia
Mrs. Pilarski
Detective Woody Hoyt
Celia Brackett
Dying Patient