Guest Stars Oluniké Adeliyi as Lorna Mae Harvey Keitel as Cus D'Amato TJ Atoms as Barkim B.J. Minor as Teen Mike Ethan Dubin as Teddy Atlas Michael Drayer as Bobby Stewart Co Starring Zaiden James as Young Mike Yanna Buttons as Young Denise Jaren Mitchell as Curtis Kaden Amari Anderson as Mike's Friend Joshua Garcia as Tough Kid #1 Camden Coley as Young Barkim Noah Adedjouma as Bruised Ribs Bennett Saltzman as Cracked Teeth Javon Jomo Jones as Juvenile Prisoner #2 Jahmarley Isaiah Smith as Bully #2 Jonathan Ridore as Bully #1 Drew W. Williams as Jose Torres Ethan Barrett as 10 Year Old Mike Iroko Anyogu as Floyd Patterson Kenneth Dion Johnson as Gary Flowers Nyleek Moore as Bigger Older Boy Mike Harkins as Specialist Leon Outlaw Jr. as Juvenile Prisoner #1 Milton Crosby as TV Host Tre Jamison as Tough Kid #2 DeShawn Harold Mitchell as Eddie