John du Pont

Steve Carell

Mark Schultz

Channing Tatum

David Schultz

Mark Ruffalo

Jack

Anthony Michael Hall

Nancy Schultz

Sienna Miller

Jean du Pont

Vanessa Redgrave

Henry Beck

Guy Boyd

Documentary Filmmaker

Dave Bennett

Alexander Schultz

Jackson Frazer

Danielle Schultz

Samara Lee

Wayne Kendall

Francis J. Murphy III

Documentary Maker

Dave "Doc" Bennett

Fred Cole

Brett Rice

Rosie

Jane Mowder

Kapral Daly

Lee Perkins

Roberto Garcia

Daniel Hilt

Banquet Guest

Robert Haramia

Ben Langer

Bryan Cook

Documentary Director

David Bennett

Dan Bane

David Zabriskie

Foxcatcher Wrestler #1

Zach Rey

Foxcatcher Wrestler #2

Reece Humphrey

Foxcatcher Wrestler #3

J.D. Bergman

Foxcatcher Wrestler #4

Corey Jantzen

Seoul Referee

Frederick Feeney

Weigh-in Official #1

Mark Schultz

Weigh-in Official #2

Lee Kemp

Mark's Opponent at Trials

Jake Herbert

Front Gate Guard

Donald Modrick

School Secretary

Gabrielle B. Burton

Photographer

Kevin Cooke

Broiler Hut Cashier

Richard E. Chapla Jr.

Broiler Hut Patron

Bill Ehrin

School Secretary

Gabrielle Burton

Helicopter Pilot

Roger Callard

General

Dan Anders

D.C. Partygoer

Barry Vlanich

Hank Church

Sam Brehm

Sam Dziedzic

USA Wrestling Rep #2

David Miller

USA Wrestling Rep #3

Bruce Baumgartner

Olympic Trials Referee

Joey Russo

Coach Ken

Ken Williams

USA Wrestling Rep #1

Stan Dziedzic

Worlds Referee

Gene Mills

Worlds Announcer

John C. Baxter

USA Wrestling Rep #3

Brian Baumgartner

Wexler Trainer

Rick Steigerwald

Olympic Trials Referee

Joe Russo

MMA Referee

Mark Snider

MMA Announcer

Jazz Securo

MMA Backstage Official

Corey Walker

MMA Referee

Marc Snider

MMA Announcer

Jaz Securo

Du Pont Dynasty Narrator (voice)

Alan Oppenheimer

Trainer

Joe Fishel

Spectator (uncredited)

Jackson Nunn

Fight Manager (uncredited)

Lou Consolo