BMG has released original song Lost Girl from the Netflix original film Lost Girls. The track is performed by singer/songwriter Lucinda Williams who also co-wrote it with Tom Overby. The song is now available to stream/download as a digital single on Amazon. Also listen to the full track after the jump. As previously reported, Downtown Records has previously released Lola Kirke’s Beautiful Dreamer as featured in the film. Lost Girls is directed by Liz Garbus and stars Amy Ryan, Thomasin McKenzie, Kirke, Oona Laurence, Gabriel Byrne and Miriam Shor. The movie revolves around a mother, desperate to find her missing daughter,  who fights to uncover the truth – and helps expose a string of unsolved murders. The drama premiered at this year’s Sundance Film Festival and was released in select theaters and on Netflix last week.