Vicki Manser (alt Carole King), Adam Gillian (Gerry Goffin), Laura Baldwin (Cynthia Weil), Cameron Sharp (Barry Mann), Oliver Boot (Don Kirshner), Susie Fenwick (Genie Klein), Carly Cook (Marilyn Wald), Mica Townsend (Janelle Woods/Shirelle), Leah St Luce (Little Eva/Shirelle), Julia Dray (s/w Betty), Grant McConey (Nick/Righteous Brother), Jordan Fox (Neil Sedaka/Righteous Brother/Lou Adler), Chloe Gentles (Lucille/Shirelle)