SafeWork NSW investigated allegations of “violence and aggression” by both crew and grooms on the hit reality show before production was ordered to improve management of psychosocial hazards.

The head of Britain’s broadcast regulator threatened to tighten rules for reality shows, while participants and industry insiders have raised concerns.

SafeWork NSW investigated allegations of “violence and aggression” by both crew and grooms on the hit reality show before production was ordered to improve management of…