Question: What's the surname of Charlie, in Roald Dahl's book and the 2005 movie by Tim Burton, Charlie and the Chocolate Factory?

Context paragraphs:
Charlie and the Chocolate Factory: Charlie and the Chocolate Factory is a 1964 children's novel by British author Roald Dahl.  The story features the adventures of young Charlie Bucket inside the chocolate factory of eccentric chocolatier Willy Wonka.

Inside Charlie's Chocolate Factory: Inside Charlie's Chocolate Factory: The Complete Story of Willy Wonka, the Golden Ticket, and Roald Dahl's Most Famous Creation is a 2014 non-fiction book by Lucy Mangan.  It was released at the same time as the 50th anniversary edition of "Charlie and the Chocolate Factory" and looks at the origin and history of that story.

Charlie and the Great Glass Elevator: Charlie and the Great Glass Elevator is a children's book by British author Roald Dahl.  It is the sequel to "Charlie and the Chocolate Factory", continuing the story of young Charlie Bucket and eccentric chocolatier Willy Wonka as they travel in the Great Glass Elevator.

Wonka Bar: The Wonka Bar is both a fictional candy bar, introduced as a key story point in the 1964 novel "Charlie and the Chocolate Factory" by Roald Dahl, and a type of consumer product candy bar inspired by the fictional confection.  Wonka Bars appear in both film adaptations of the novel, "Willy Wonka & the Chocolate Factory" (1971) and "Charlie and the Chocolate Factory" (2005), and the play "Charlie and the Chocolate Factory the Musical" (2013) each with different packaging.

Willy Wonka &amp; the Chocolate Factory: Willy Wonka & the Chocolate Factory is a 1971 American musical fantasy film directed by Mel Stuart, and starring Gene Wilder as Willy Wonka.  It is an adaptation of the 1964 novel "Charlie and the Chocolate Factory" by Roald Dahl.  Dahl was credited with writing the film's screenplay; however, David Seltzer, who went uncredited in the film, was brought in to re-work Dahl's screenplay against his wishes, making major changes to the ending and adding musical numbers.  These changes and other decisions made by the director led Dahl to disown the film.

Linda Harrison (actress): Linda Melson Harrison (born July 26, 1945) is an American television and film actress, and director and producer, who is internationally renowned for her role as Nova, Charlton Heston's mute mate in the classic science fiction film "Planet of the Apes" (1968) and the first sequel, "Beneath the Planet of the Apes"; she also had a cameo in Tim Burton's 2001 remake of the original.  She was a regular cast member of the 1969-70 NBC television series "Bracken's World".  She was the second wife of film producer Richard D. Zanuck ("Jaws", "Cocoon", "Driving Miss Daisy", "Charlie and the Chocolate Factory"); her youngest son is producer Dean Zanuck ("Road to Perdition", "Charlie and the Chocolate Factory").

Charlie and the Chocolate Factory (film): Charlie and the Chocolate Factory is a 2005 musical fantasy film directed by Tim Burton and written by John August, based on the 1964 British novel of the same name by Roald Dahl.  The film stars Johnny Depp as Willy Wonka and Freddie Highmore as Charlie Bucket.  The storyline follows Charlie, who wins a contest and is along with four other contest winners, subsequently led by Wonka on a tour of his chocolate factory, the most magnificent in the world.

The Candy Man: "The Candy Man" (or alternatively, "The Candy Man Can") is a song which originally appeared in the 1971 film "Willy Wonka & the Chocolate Factory".  It was written by Leslie Bricusse and Anthony Newley specifically for the film.  Although the original book by Roald Dahl ("Charlie and the Chocolate Factory") contains lyrics adapted for other songs in the film, the lyrics to "The Candy Man" do not appear in the book.  The soundtrack version of the song was sung by Aubrey Woods, who played Bill the candy store owner in the film.

Roald Dahl's Willy Wonka (musical): Roald Dahl's Willy Wonka is a musical that combines elements of both Roald Dahl's book "Charlie and the Chocolate Factory" and of the 1971 movie "Willy Wonka & the Chocolate Factory" with newly created material.  The musical has several versions: the original version which premiered in 2004, the Junior version, the Kids version, and the Theatre for Young Audiences version.  All are owned by Music Theatre International, the company that owns the Willy Wonka license.

The Golden Ticket: The Golden Ticket is an opera based on Roald Dahl’s classic book Charlie and the Chocolate Factory by the contemporary American composer Peter Ash, with a libretto by Donald Sturrock.  "The Golden Ticket" was commissioned by American Lyric Theater, Lawrence Edelson, Producing Artistic Director; and Felicity Dahl.  It premiered at Opera Theatre of Saint Louis on June 13, 2010 in a co-production between OTSL, Ireland’s Wexford Festival Opera, and American Lyric Theater.

Supporting paragraphs: Wonka Bar Charlie and the Chocolate Factory (film)
Answer: Bucket