Los Angeles, CA - *EXCLUSIVE* - Co-stars Brad Pitt and Margaret Qualley were seen taking a break together with Lena Dunham on the set of 'Once Upon a Time in Hollywood.' Margaret showed off her legs in a pair of denim shorts as she jogged back to her trailer after a busy day of filming. Pictured: Margaret Qualley, Brad Pitt, Lena Dunham BACKGRID USA 3 OCTOBER 2018 BYLINE MUST READ: W Blanco / BACKGRID USA: +1 310 798 9111 / [email protected] UK: +44 208 344 2007 / [email protected] *UK Clients - Pictures Containing Children Please Pixelate Face Prior To Publication*