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