The Sondheim musical that tells the story of a murderous barber is "Sweeney Todd: The Demon Barber of Fleet Street."
"Sweeney Todd: The Demon Barber of Fleet Street" is a musical with music and lyrics by Stephen Sondheim and a book by Hugh Wheeler. The story is based on the Victorian penny dreadful serial, which tells the tale of Sweeney Todd, a barber who seeks revenge on those who wronged him by murdering them with a straight razor and then disposing of their remains in meat pies. Todd's accomplice in this scheme is Mrs. Lovett, the owner of a pie shop who uses Todd's victims as the filling for her pies.
The musical premiered in 1979 in New York City and has since become one of Sondheim's most popular and enduring works. It is known for its dark, macabre storyline that explores themes of revenge, justice, and corruption. The show has been adapted into several films, including a 2007 movie directed by Tim Burton and starring Johnny Depp as Sweeney Todd and Helena Bonham Carter as Mrs. Lovett.
The music of "Sweeney Todd" is also highly regarded, with several of its songs becoming popular standards in musical theater, including "The Ballad of Sweeney Todd," "Not While I'm Around," and "Johanna." Overall, "Sweeney Todd" is considered a masterpiece of the musical theater genre and is widely studied and performed by theater companies around the world.