Jackie Peyton

Edie Falco

Zoey Barkow

Merritt Wever

Dr. O'Hara

Eve Best

Dr. Fitch Cooper

Peter Facinelli

Eddie Walzer

Paul Schulze

Mrs. Gloria Akalitus

Anna Deavere Smith

Kevin Peyton

Dominic Fumusa

Thor Lundgren

Stephen Wallem

Dr. Mike Cruz

Bobby Cannavale

Grace Peyton

Ruby Jerins

Fiona Peyton

Mackenzie Aladjem

Dr. Ike Prentiss

Morris Chestnut

Dr. Roman

Betty Gilpin

Sam

Arjun Gupta

Marta

Marcy Harriell

Frank Verelli

Adam Ferrara

Danny

Danny Flaherty

Larry

Michael Mastro

Mr. Farrell

Christian Coulson

Hannah Cohen

Sarah Steele

Oscar

Gino Cafarelli

Wally

John Cullum

Mediator

Michael Potts

Louie

Michael Chernus

Paramedic

Amina Robinson

Nurse

Haley Zale

Alice

Carol Florence

Lenny

Lenny Jacobson

Elvis Page

Eric D. Hill Jr.

Paramedic

Katie Flahive

Mrs. Lee

MaryAnn Hu

Paramedic

Jamila Webb

EMT

Mark McDonald

Hospital Transporter

Harry L. Seddon

EMT

Steven Lee Merkel

Mohammed 'Mo-Mo' De La Cruz

Haaz Sleiman

Fiona Peyton

Daisy Tahan

Paramedic

R.A. Guirand

Antoinette

Julie White

God / Donald

Michael Buscemi

Kelly Slater

Gbenga Akinnagbe

Gabe

Michael Esper

Dr. Bernard Prince

Tony Shalhoub

Charlie Cruz

Jake Cannavale

Bill / Seizure Man

Bill Sage

Mia

Laura Benanti

Paramedic

Joseph Ackler

Johanes Karlsen

Jeremy Shamos

Paramedic

William Oliver Watkins

Officer Ryan

René Ifrah

EMT Hannah

Chinasa Ogbuagu

Barry Wolfe

Mark Feuerstein