Leonardo DiCaprio

Ernest Burkhart

Robert De Niro

William Hale

Lily Gladstone

Mollie Burkhart

Jesse Plemons

Tom White

Tantoo Cardinal

Lizzie Q

John Lithgow

Prosecutor Peter Leaward

Brendan Fraser

W.S. Hamilton

Cara Jade Myers

Anna

JaNae Collins

Reta

Jillian Dion

Minnie

Jason Isbell

Bill Smith

William Belleau

Henry Roan

Louis Cancelmi

Kelsie Morrison

Scott Shepherd

Byron Burkhart

Yancey Red Corn

Chief Bonnicastle

Tatanka Means

John Wren

Tommy Schultz

Blackie Thompson

Sturgill Simpson

Henry Grammer

Ty Mitchell

John Ramsey

Gary Basaraba

Detective Burns

Charlie Musselwhite

Alvin Reynolds

Pat Healy

Agent John Burger

Steve Witting

Dr. James Shoun

Steve Routman

Dr. David Shoun

Gene Jones

Pitts Beatty

Michael Abbott Jr.

Agent Frank Smith

J.C. MacKenzie

Radio Announcer

Jack White

Radio Show Actor

Larry Sellers

Non-Hon-Zhin-Ga

Barry Corbin

Undertaker Turton

Gabriel Casdorph

Agent Joe Jones

Wally Welch

Bob Mount

Randy Houser

Scott Mathis

Pete Yorn

Acie Kirby

John Gibbs

Osage at Oil Discovery

Katherine Willis

Myrtie Hale

Zachary Hokeah

Osage Dying from Poison

Jennifer Rader

Sara Butler

Ben Hall

Sara's Murderer

Beau Smith

Photos Hustler #1

Victor McCay

Photos Hustler #2

Nathalie Standingcloud

Roan Girlfriend

Jay Paulson

Car Salesman

Justin France

Card Player

Norma Jean

Vera (Mollie's Housekeeper)

Rayna Gellert

Wedding Band Lead Fiddle

Lucas Ross

Wedding Band

Jo Harvey Allen

Aunt Annie

Joshua Close

Horace Burkhart

Elden Henson

Duke Burkhart

Brent Langdon

Barney McBride

Joey Oglesby

Roy Bunch

Nathaniel Arcand

Ancestor Warrior

Lee Eddy

Mrs. Mackie

Kristin Keith

Speakeasy Prostitute

Shonagh Smith

Nettie Berkshire

Samuel French

Agent CJ Robinson

James Healy Jr.

2nd Insurance Man

Karen Garlitz

Tillie Stepson

David Born

Kelsie's Lawyer

Mary Buss

John Ramsey's Wife

Ted Welch

Reporter #1

Carl Palmer

Reporter #2

Steve Eastin

Judge John C. Pollock

Joe Chrest

Lawyer Freeling

Brian Shoop

Mr. Kraceon

James Carroll

Mr. Solowey

Larry Jack Dotson

Jailer

Larry Fessenden

Radio Voice (for Hale)

Welker White

Radio Voice (Hale's Relative)

Martin Scorsese

Radio Show Producer

Vince Giordano

Radio Show Band Leader

Vinny Raniolo

Radio Show Orchestra

Eric Parkinson

Deputy Marshal (uncredited)

Craig 'Radio Man' Castaldo

Radio Man (uncredited)