Jeff Bridges
Father Daniel Flynn / Dock O'Kelly

Cynthia Erivo
Darlene Sweet

Lewis Pullman
Miles Miller

Dakota Johnson
Emily Summerspring

Cailee Spaeny
Rose Summerspring

Jon Hamm
Laramie Seymour Sullivan / Dwight Broadbeck

Chris Hemsworth
Billy Lee

Nick Offerman
Felix O'Kelly

Xavier Dolan
Buddy Sunday

Shea Whigham
Dr. Woodbury Laurence

Mark O'Brien
Larsen Rogers

Charles Halford
Sammy Wilds

Jim O'Heir
Milton Wyrick

Gerry Nairn
Reporter Paul Kraemer

Alvina August
Vesta Shears

London Morrison
Angela Harris, Vesta's Backup Singer

Bethany Brown
Florence Lemons, Vesta's Backup Singer

Rebecca Toolan
Helen Gandy

Hannah Zirke
Young Emily Summerspring

Billy Wickman
Hutch Summerspring

William B. Davis
Judge Gordon Hoffman

Manny Jacinto
Waring 'Wade' Espiritu

Tally Rodin
Silvana 'Millie' Melvin

Sophia Lauchlin Hirt
Annabell Czuchlewski

Jonathan Whitesell
Chris 'Flicker' Grimes

Synto D. Misati
Norris 'Roman' Kindel

Austin A.J. Abell
Young Miles Miller

Katharine Isabelle
Auntie Ruth Pugh

Sarah Smyth
Ginger Miller

Richard Nixon
Self (archive footage)

Austin James
Soldier (uncredited)

Caroline Koziol
Ivona (uncredited)

James Quach
NVA Captain (uncredited)

John Specogna
District Attorney (uncredited)

Stephen Stanton
J. Edgar Hoover (uncredited)

Vincent Washington
Sergeant Renfro (uncredited)