margot bingham is an american actress and singer-songwriter. she is best known for her role as jazz singer daughter maitland in the hbo period drama series, "boardwalk empire". in 2015, bingham began starring as one of lead characters in the abc drama series, "the family". in 2019, bingham was introduced on the walking dead, season nine, episode 6, as the voice of stephanie (commonwealth) on the radio with eugene porter.