Michael Watson (Frankie Valli), Simon Bailey (Tommy Devito), Lewis Griffiths (Nick Massi), Declan Eagan (u/s Bob Gaudio), Tara Young (Mary Delgado), Joel Elferink (Bob Crewe), Mark Heenehan (Gyp De Carlo), James Alexander Gibbs (Joey), Olive Robinson (Lorraine), Phoebe May Newman (Francine), Arnold Mabhena (Hal Miller), James Winter (Hank Majewski)