Horsegirls (2026) - Buy Now On Digital (Lillian Carrier, Gretchen Mol, Iqbal Theba) Horsegirls is based on a true story about the life of Marguerite Breeden (played by Lillian Carrier) and her relationship with her mother, Sandy Breeden as Sandy undergoes an uncertain diagnosis. -- Follow Sumerian Pictures: Instagram lnk.to/SPInsta TikTok lnk.to/SPicsTikTok Facebook lnk.to/SPicsFacebook Twitter lnk.to/SPTWx Follow HORSEGIRLS: Instagram lnk.to/hginsta TikTok lnk.to/hgtiktok Facebook lnk.to/hgfacebook Website lnk.to/hgwebsite #horsegirls #sumerianpictures #sumerianrecords