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 made it, and is quite sure it ain't kitten." Dickens then developed this in "Martin Chuzzlewit" (1843–44), published two years before the appearance of Sweeney Todd in "The String of Pearls" (1846–47), with a character called Tom Pinch who is grateful that his own "evil genius did not lead him into the dens of any of those preparers of cannibalic pastry, who are represented in many country legends as doing a lively retail business in the metropolis". Claims that Sweeney Todd was a real person were first made in the introduction to the 1850 (expanded) edition of "The String of