Sweeney Todd " review
Octagon, BoltonStephen Sondheim's musical shocker borrows from the Grand Guignol narrative of Victorian penny dreadfuls and the cathartic arc of Jacobean revenge drama. Elizabeth Newman's production keeps a foot in both camps but introduces bio-suited forensic teams in keeping with an episode of CSI: Fleet Street. You can't accuse the production of failing in its research. Newman consulted scientific investigators on…