Burt Lancaster (Jim Thorpe)
Charles Bickford (Glenn S. "Pop" Warner)
Steve Cochran (Peter Allendine)
Phyllis Thaxter (Margaret Miller)
Dick Wesson (Ed Guyac)
Billy Gray (Young Jim Thorpe)
Edwin Max (Football Manager)
Alfonso Mejía (Louis Tewanema)
Jimmy Moss (Jim Thorpe, Jr.)
Jack Big Head (Little Boy)
Nestor Paiva (Hiram Thorpe)
Suni Warcloud (Wally Denny)
Hubie Kerns Sr. (Tom Ashenbrunner)