| RYAN MOLLOY | Frankie Valli |
| STEPHEN ASHFIELD | Bob Gaudio |
| PHILIP BULCOCK | Nick Massi |
| GLENN CARTER | Tommy DeVito |
| SCOTT MONELLO | Frankie Valli (Alternate) |
| SIMON ADKINS | Bob Crewe |
| BEN EVANS | Swing |
| SUZY BASTONE | Mary Delgado |
| MICHELLE BISHOP | Swing |
| MADELEINE HARLAND | Francine |
| JYE FRASCA | Joey |
| LUCINDA GILL | Swing |
| MARK ISHERWOOD | Swing |
| KIERAN JAE | Swing |
| TEE JAYE | Barry |
| MARK CARROLL | Knuckles/Donnie |
| STUART MILLIGAN | Gyp DeCarlo |
| ASHLEY HALE | Lorraine |
| JOSEPH PROUSE | Norm Waxman |
| JAMES WINTER | Hank Majewski |
| CHRISTOPHER D. HUNT | Swing |
| BEN WHEELER | Swing |