The most notable aspect of the film for hardcore wrestling fans is who isn't there:

The youngest Von Erich brother is completely missing from the story. Chris's story shares thematic aspects with the other siblings

It took Durkin "years" to write the "Iron Claw" script when he "recognized that unfortunately there was a

A repetition of that tragedy that would be difficult for a film to sustain. I struggled with this for a very long time

Ultimately a tough decision (but) it felt like the right decision.”

Streamlining the Von Erich saga into a feature-length film "was an impossible task. There's a lot that was left out," says Durkin.

David's 13-week-old daughter's death from SIDS is not shown, nor is Kerry's family.

There will never be room for everything and so every decision taken carefully was difficult