The Tale of Sweeney Todd character of Sweeney Todd, the Demon Barber of Fleet Street, originated in an 1846–47 penny dreadful entitled "The String of Pearls". In 1847, George Dibdin Pitt adapted the story for a stage melodrama. A directed by George King was the first screen version. Christopher Bond's 1973 stage adaptation was musicalized by Stephen Sondheim in 1979. Schlesinger's film is a dramatic departure from the previous narratives. It dispenses with all the characters except Todd and Lovett, adds the plotline involving the missing diamonds, and offers a completely different reason for Todd's murder spree. The Victorian era locales were filmed in Dublin,
Sweeney Todd: The Demon Barber of Fleet Street into the pie shop's basement bakehouse. Casually slitting his customers' necks, Todd despairs of ever seeing Johanna, while Anthony discovers that Johanna is missing ("Johanna–Quartet"), locked away in a madhouse by the Judge. After a day of hard work, Mrs. Lovett envisions a seaside retirement ("By the Sea"), but Todd remains fixated on his revenge. Anthony arrives to beg Todd for help to free Johanna, and Todd, revitalized, devises a plan to rescue her by having Anthony pose as a wigmaker intent on purchasing inmates' hair ("Wigmaker Sequence" and "The Ballad... – Reprise 4"). Todd later sends a secret letter