In the climax of the film, Sweeney Todd (played by Johnny Depp) exacts his revenge on Judge Turpin (played by Alan Rickman) by slitting his throat in the barber chair. However, Todd’s own thirst for vengeance leads to his downfall, as he is ultimately killed by Mrs. Lovett (played by Helena Bonham Carter).
Throughout the movie, Sweeney Todd, a vengeful barber, seeks retribution against Judge Turpin, who wrongfully convicted him and exiled him to Australia, leading to the destruction of Todd’s family. Todd returns to London and sets up a barber shop above Mrs. Lovett’s meat pie shop, where he plots his revenge.
In the final moments of the film, Todd discovers that Mrs. Lovett has been lying to him about the fate of his wife, Lucy, and daughter, Johanna. Enraged and consumed by his desire for vengeance, Todd throws Mrs. Lovett into the fiery furnace of her bakehouse.
However, Todd’s victory is short-lived, as he is attacked by Toby (played by Ed Sanders), Mrs. Lovett’s young assistant, who witnesses her death. In the ensuing struggle, Todd is fatally wounded by Toby, who then flees the scene.
As Todd lies dying on the floor of the bakehouse, he cradles the body of his beloved Lucy, whom he has just discovered among Mrs. Lovett’s victims. The film ends with Todd succumbing to his injuries, his quest for revenge ultimately leading to his own demise.
Overall, the ending of “Sweeney Todd: The Demon Barber of Fleet Street” is a tragic and fitting conclusion to the story, as Todd’s thirst for vengeance ultimately consumes him. Through its dark and macabre storytelling, the film offers audiences a chilling exploration of the destructive power of obsession and the consequences of unchecked revenge.