Michael Watson (Frankie Valli), Jon Boydon (Tommy Devito), Gary Watson (Nick Massi), Chris Stoddart (u/s Bob Gaudio), Lucinda Gill (u/s Mary Delgado), Simon Adkins (Bob Crewe), Matthew Cutts (Gyp De Carlo), Matt Thorpe (Joey), Nicky Griffiths (Lorraine), Charlotte Jeffrey (u/s Francine)