“That’s pressure!” As an aged wrestler with oversized calloused hands grips the temples of his sons, he barks, sans remorse, the glaringly obvious — I’m putting pressure on you! — over their piercing cries of pain. In this moment, Fritz Von Erich, reincarnated for the screen by Holt McCallany, lays bare the muscle tissue underlying The Iron Claw: a seemingly invincible family who collapse under the burdensome weight of unwanted ambitions.
