cast
-
Steve Carell
John du Pont
-
Channing Tatum
Mark Schultz
-
Mark Ruffalo
David Schultz
-
Sienna Miller
Nancy Schultz
-
Vanessa Redgrave
Jean du Pont
-
Anthony Michael Hall
Jack
-
Guy Boyd
Henry Beck
-
Brett Rice
Fred Cole
-
Jackson Frazer
Alexander Schultz
-
Samara Lee
Danielle Schultz
- Francis J. Murphy III Wayne Kendall
-
Jane Mowder
Rosie
- David Bennett Documentary Director
-
Lee Perkins
Corporal
- Robert Haramia Banquet Guest
-
Daniel Hilt
Roberto Garcia
- Bryan Cook Ben Langer
- David Zabriskie Dan Bane
- Zach Rey Foxcatcher Wrestler #1
- Reece Humphrey Foxcatcher Wrestler #2
- J.D. Bergman Foxcatcher Wrestler #3
- Corey Jantzen Foxcatcher Wrestler #4
- Frederick Feeney Seoul Referee
-
Mark Schultz
Weigh-in Official #1
-
Lee Kemp
Weigh-in Official #2
- Jake Herbert Mark's Opponent at Trials
- Donald Modrick Front Gate Guard
- Gabrielle Burton School Secretary
- Kevin Cooke Photographer
- Richard E. Chapla Jr. Broiler Hut Cashier
- Bill Ehrin Broiler Hut Patron
-
Roger Callard
Helicopter Pilot
- Dan Anders General
- Barry Vlanich D.C. Partygoer
- Sam Brehm Hank Church
- Stan Dziedzic USA Wrestling Rep #1
- David Miller USA Wrestling Rep #2
-
Brian Baumgartner
USA Wrestling Rep #3
- Joe Russo Olympic Trials Referee
- Ken Williams Coach Ken
- Gene Mills Worlds Referee
- John C. Baxter Worlds Announcer
- Rick Steigerwald Wexler Trainer
- Marc Snider MMA Referee
- Jaz Securo MMA Announcer
- Corey Walker MMA Backstage Official
-
Alan Oppenheimer
Du Pont Dynasty Narrator (voice)
-
Joe Fishel
Trainer
- Jackson Nunn Spectator (uncredited)
- Lou Consolo Fight Manager (uncredited)