Matt Corner (Frankie Valli), Ben Wheeler (u/s Tommy Devito), Matthew Hunt (Nick Massi), Declan Egan (Bob Gaudio), Lucinda Gill (u/s Mary Delgado), Stuart Dawes (Bob Crewe), Mark Heenehan (Gyp De Carlo), Will Haswell (Joey), Joe Maxwell (Norm Waxman), Nicky Griffiths (Lorraine), Helen Ternent (Francine), Nathaniel Morrison (Hal Miller), Dan O'Brien (Hank Majewski)