Zac Efron
Kevin Von Erich
Jeremy Allen White
Kerry Von Erich
Harris Dickinson
David Von Erich
Stanley Simons
Mike Von Erich
Holt McCallany
Fritz Von Erich
Maura Tierney
Doris Von Erich
Lily James
Pam Adkisson
Michael Harney
Bill Mercer
Aaron Dean Eisenberg
Ric Flair
Kevin Anton
Harley Race
Scott Innes
Ring Announcer
Cazzey Louis Cereghino
Bruiser Brody
Maxwell Tyler Friedman
Lance
Brady Pierce
Michael Hayes
Ryan Nemeth
Gino Hernandez
Jim Gleason
Doctor
Chavo Guerrero Jr.
The Sheik Ed Farhat
Garrett Hammond
Sportatorium Referee #1
Michael Papajohn
Olympic Coach
Jullian Dulce Vida
Sound Man
Grady Wilson
Young Kevin
Kristina Kingston
Teller
Chelsea Edmundson
Tania
Terry J. Nelson
Jerry
Mike Dell
1950s Referee (uncredited)
Timothy Hinrichs
Photographer (uncredited)
Christina Michelle Williams
Restaurant Patron (uncredited)
Leo Franich
Ross Adkisson
Sam Franich
Marshall Adkisson
Valentine Newcomer
Young David
Silas Mason
The Fabulous Freebirds
Devin Imbraguglio
The Fabulous Freebirds
James Beard
Sportatorium Referee #2
Brian Hite
Sportatorium Referee #3
Romeo Newcomer
Jack Jr.
Cassidy O'Reilly
Training Partner (uncredited)
Brett Beoubay
Fritz's Friend (uncredited)
Ernest Marsh
Cowboy (uncredited)
Dane Alexander Peplinski
Photographer (uncredited)
Ronnie Yelverton
Wrestling Fan (uncredited)