The Iron Claw is a biographical sports film based on the life of professional wrestler Kevin Von Erich and the Von Erich family). The Iron Claw is a wrestling move invented by Fritz Von Erich, whose real name is Jack Barton Adkisson Sr., in which he spread his hand over his opponents face and squeezed it to oblivion. The movie is based on the true story of the Von Erich family tragedies, including the rise and fall of the Von Erich family, a dynasty of wrestlers who made a huge impact on the sport. Therefore, the Iron Claw is based on the Von Erich family.