It bills itself as a family network, but an investigation into Channel Seven has revealed it to be a "second chance club" for senior men, with allegations of bullying, sexism, assault and exploitation that have left staff hospitalised, unable to work and attempting suicide.
In one case, a young female journalist became so distressed at her treatment, she ran in front of a car outside a Seven office.
The Four Corners team has spoken to more than 200 people for this story, including current staff who have spoken out because they believe there is a desperate need for change at both Seven and in the broader commercial television industry.