Saks became known in the 1970s when she made feminist documentaries. She gained recognition with her first documentary, Rape (1975), about sexual violence within marriage. She won a Golden Venus for this production at the Miami International Film Festival.

Song tells the story of the women who worked in Victorian London's clothing sweatshops, eschewing a conventional narrative in favour of a series of still photographs and acted reconstructions to show that this story has been rewritten/written-over many times before.