Leigh Lothian (alt Carole King), Kane Oliver Parry (Gerry Goffin), Amy Ellen Richardson (Cynthia Weil), Matthew Gonsalves (Barry Mann), Adam Howden (Don Kirshner), Carol Royale (Genie Klein), Emma Lucia (Marilyn Wald), Jessica Joslin (Janelle Woods/Shirelle), Esme Laudat (Little Eva/Shirelle), Lauren Byrne (s/w Betty), Grant McConey (Nick/Righteous Brother), Ben Morris (Neil Sedaka/Righteous Brother/Lou Adler), Paige Miller (Lucille/Shirelle)