Gyllenhaal’s directorial debut will also star Jessie Buckley and Peter Sarsgaard.

The Lost Daughterhas found its principal cast.

I felt that something secret and true had been said out loud.

And I was both disturbed and comforted by that, Gyllenhaal said of the film in a press statement.

And I set to work on this adaptation.

And Im thrilled to continue my collaboration with such brave and exciting actors and filmmakers.

Gyllenhaalpreviously told EWher experience working on HBOs drama seriesThe Deuceinformed her approach to helming her first big-screen project.

The making of Candy has totally inspired me.

I was always like, No, you cant be mean to your actors!

Actors only do well when you love them!'