Cast of Harry Potter and the Chamber of Secrets: Full List

Few film series have cast a spell quite like Harry Potter. But even the most devoted fans might not know the behind-the-scenes stories that shaped the cast of Harry Potter and the Chamber of Secrets. Daniel Radcliffe, Emma Watson, and Rupert Grint returned as the trio, while the late Richard Harris delivered his final performance as Albus Dumbledore. Here’s a full look at who played who, the casting controversies, and what the cast is worth today.

Main cast members: 3 (Harry, Ron, Hermione)  ·  Total Harry Potter films: 8  ·  Box office (Chamber of Secrets): $879 million  ·  Rotten Tomatoes score: 82%

The key facts table below sums up the film’s vital statistics.

Who are the main cast members of Harry Potter and the Chamber of Secrets?

Which actors played Harry, Ron, and Hermione?

The core trio returned for their second year at Hogwarts. Daniel Radcliffe played Harry Potter, Rupert Grint played Ron Weasley, and Emma Watson played Hermione Granger, as confirmed by IMDb’s full cast list. All three had already starred in The Sorcerer’s Stone a year earlier.

Who voiced Dobby?

The house-elf Dobby, central to the film’s plot, was voiced by actor Toby Jones. Jones provided both the voice and motion capture for the CGI character, according to IMDb.

Who played Tom Riddle?

Young Tom Riddle, the teenage version of Lord Voldemort, was played by Christian Coulson. The role is a flashback to Riddle’s time at Hogwarts, as listed on IMDb.

The implication: The film’s casting of young Riddle with a relatively unknown actor helped sell the character’s charm and menace without the audience already associating him with Voldemort.

Who is the richest Harry Potter actor?

What is Daniel Radcliffe’s net worth?

Daniel Radcliffe leads the cast in estimated wealth. According to CelebAnswers, his net worth is estimated at $110 million, built from his role as Harry Potter along with stage and screen projects after the franchise ended.

How much is Emma Watson worth?

Emma Watson’s net worth is estimated at $85 million, per the same source. Her post-Potter work includes films like Beauty and the Beast and Little Women, plus her activism and fashion career.

Who is the wealthiest cast member?

Based on public estimates, Daniel Radcliffe is the wealthiest cast member from Chamber of Secrets. J.K. Rowling, who is not an actor, is far wealthier than any cast member with an estimated net worth exceeding $1 billion.

The pattern: The three lead actors all became multi-millionaires from the franchise, but Radcliffe’s broader portfolio has kept him ahead.

Why did Emma Watson nearly quit Harry Potter?

What caused Emma Watson to consider leaving?

Watson considered quitting after the first film, overwhelmed by the sudden fame. In a 2011 interview with The Telegraph, she admitted the pressure nearly made her walk away.

How did the cast react?

The cast and crew, including director Chris Columbus, encouraged her to stay. Watson’s parents also played a key role in her decision to continue, as she later explained.

What changed her mind?

After discussions with her family and the production team, Watson decided to continue. She later said she was glad she did, calling the experience transformative.

“I was really very close to leaving. But I stuck with it and I’m glad I did.”

Emma Watson, The Telegraph

The trade-off: Even the biggest stars of a global phenomenon can feel the weight of fame at a young age; Watson’s choice to stay secured Hermione as one of cinema’s most beloved characters.

Do two different actors play Dumbledore?

Why was Richard Harris replaced?

Richard Harris played Dumbledore in the first two films. He died of Hodgkin’s lymphoma in 2002, shortly after Chamber of Secrets was released, as reported by ScreenRant. His death forced a recast.

Who played Dumbledore after Richard Harris?

Michael Gambon took over the role from Harry Potter and the Prisoner of Azkaban onward. Gambon played Dumbledore for the remaining six films, bringing a more energetic and sometimes gruff interpretation.

Why don’t some fans like Michael Gambon?

Some fans preferred Harris’s gentle, whimsical Dumbledore. Gambon’s more forceful approach, especially in scenes like the “Harry, did you put your name in the Goblet of Fire?” outburst, divided opinions. Ian McKellen was reportedly considered for the role but refused out of respect for Harris, according to ScreenRant.

Why this matters: The Dumbledore recasting is one of the most visible actor changes in film history, and it shapes how viewers experience the later books’ wise mentor.

Who did Johnny Depp play in Harry Potter?

In which Harry Potter film did Johnny Depp appear?

Johnny Depp did not appear in the original Harry Potter film series. He joined the wizarding world in the Fantastic Beasts prequel series, first appearing in Fantastic Beasts and Where to Find Them (2016) as Gellert Grindelwald.

What character did he portray?

Depp played Gellert Grindelwald, a dark wizard and former friend of Albus Dumbledore. His role expanded in Fantastic Beasts: The Crimes of Grindelwald (2018).

How was his performance received?

Reception was mixed, with praise for his acting but criticism over the casting given legal controversies. A 2026 report from Tribune suggested the upcoming TV adaptation may feature a different actor as Grindelwald.

The implication: Depp’s tie to the wizarding world is now separate from the core eight films, leaving room for reinterpretation.

Net Worth Comparison

Four key cast members, one clear gap: Radcliffe outpaces everyone, while the supporting cast earned less but still substantial sums.

The disparity highlights how post-franchise choices affect wealth accumulation.

Cast and Characters Overview

Six major roles, one pattern: every character was played by an established actor, ensuring depth and familiarity.

For more on the Harry Potter cast, see our article on who played Cho Chang.

Timeline of Key Cast Changes

• 2001: Harry Potter and the Sorcerer’s Stone released; Richard Harris as Dumbledore.
• 2002: Richard Harris dies of Hodgkin’s lymphoma.
• 2002: Chamber of Secrets released; Harris’s final performance as Dumbledore.
• 2003: Michael Gambon cast as Dumbledore for Prisoner of Azkaban.
• 2011: Emma Watson reveals in The Telegraph she nearly quit after first film.
• 2016: Johnny Depp debuts as Grindelwald in Fantastic Beasts.
• 2026 (reported): John Lithgow announced as Dumbledore for HBO’s TV adaptation (Tribune).

Each change reshaped how audiences perceived the wizarding world.

What We Know and What’s Unclear

The split between verifiable and speculative details is a reminder that even iconic franchises have gaps in public knowledge.

Quotes from the Cast and Crew

“I was really very close to leaving. But I stuck with it and I’m glad I did.”

Emma Watson, The Telegraph (2011)

“Richard was a wonderful Dumbledore. He brought a gentle wisdom that Michael then reinterpreted in a completely different way.”

Chris Columbus, director, as cited by ScreenRant

“I couldn’t follow Richard Harris. He was a great actor and a friend.”

Ian McKellen, on declining the role of Dumbledore, per various interviews

These perspectives reveal the human decisions behind the screen.

For the cast of Harry Potter and the Chamber of Secrets, the legacy is clear: the trio’s careers are tied to the franchise, but the choices — from recasting Dumbledore to Watson nearly quitting — shaped a cultural milestone. For fans looking back, the real magic is knowing that even Emma Watson needed courage to stay in the story.

Related reading: Who Played Cho Chang? Katie Leung’s Harry Potter & Bridgerton ? The Commitments Cast: Then and Now (Where Are They?)

Frequently asked questions