Jye Frasca (u/s Frankie Valli), Jon Boydon (Tommy Devito), Eugene McCoy (Nick Massi), Paul Iveson (u/s Bob Gaudio), Jayde Westaby (Mary Delgado), Simon Adkins (Bob Crewe), Stuart Milligan (Gyp De Carlo), Ben Evans (u/s Joey), Joseph Prouse (Norm Waxman), Charlie Bull (Lorraine), Michelle Francis (Francine), Tommie Earl Jenkins (Hal Miller), Michael Conway (u/s Hank Majewski)