15 Celebrities Who Voiced Iconic Cartoon Characters That Most People Don't Know

It goes without saying that cartoon characters have been an integral part of our lives since childhood. From Sir Lionel Frost in "Missing Link" to the recent beloved character Rocket in"Guardians of the Galaxy", these characters have entertained us with different kinds of ages. However, what most people don't know is that some of our favorite cartoon characters were voiced by celebrities. These celebrities lent their voices to bring these iconic characters to life, but their contributions often go unnoticed.

Therefore, we decided to compile a list of 15 celebrities who voiced iconic cartoon characters that not everyone knows. Believe me, you'll be surprised to learn that some of your favorite cartoon characters were voiced by famous Hollywood actors, musicians, and even comedians. So, let's scroll down and explore the world of animated cartoons, yet discover the celebrities behind some of the most memorable characters in TV history.

#1. Keanu Reeves as Duke Caboom, Toy Story 4 (2019)

Source: © Pixar Animation Studios, ROBYN BECK/East News

As Keanu shared in an interview, he has a special connection to his Toy Story 4 character Duke Caboom. Toy Story 4 also stars Tom Hanks, Tony Hale, Tim Allen, Annie Potts, Jordan Peele, Keegan-Michael Key, and Joan Cusack.

#2. Bradley Cooper as Rocket, Guardians of the Galaxy (2014)

Source: © Marvel Studios, © Gregg DeGuire / Getty Images

Bradley Cooper appeared in the cast of "Guardians of the Galaxy Vol. 3" and go on one final adventure together. He voiced the beloved raccoon crew member Rocket.

#3. Rowan Atkinson as Zazu, The Lion King (1994)

Source: © Walt Disney Pictures, Steve Mack/East News

Surprisingly, Rowan Atkinson didn't enjoy the experience with Zazu in Lion King 2, saying: "I didn't want to do it, really, because voiceovers, voice work is something I generally had never done and never liked."

#4. Hugh Jackman as Sir Lionel Frost, Missing Link (2019)

Source: © Annapurna Pictures, © LAIKA Studios/East News

Sir Lionel Frost is known for being voiced by Hugh Jackman, who also starred as Wolverine in the X-Men film series.

#5. Selena Gomez as Mavis, Hotel Transylvania (2012)

Source: © Sony Pictures Animation, © Depositphotos.com

Selena Gomez spent close to a decade voicing the animated Mavis in Hotel Transylvania films and the superstar says it was difficult to say goodbye to the beloved franchise with the upcoming fourth movie.

#6. Rihanna as Gratuity “Tip” Tucci, Home (2015)

Source: © 20th Century Fox, Invision/East News

In "Home" (2015), Rihanna voiced Gratuity “Tip” Tucci, who is the co-protagonist of the franchise, serving as the deuteragonist of the film and the titular co-protagonist of Home: Adventures with Tip & Oh.

#7. Miley Cyrus as Mainframe, Guardians of the Galaxy Vol. 2 (2017)

Source: © Marvel Studios, LCLA/East News

Miley Cyrus took part in "Guardians of the Galaxy Vol. 2" with the role of Mainframe, but the star did not reprise her role in the third installment of the successful Marvel movie.

#8. Patrick Stewart as Susie, Family Guy (1999—present)

Source: © 20th Television, VALERIE MACON/East News

In "The Hand That Rocks the Wheelchair", it was said that Susie Swanson had the voice of Patrick Stewart in her head, which was basically an auditory hallucination.

#9. Charlize Theron as Morticia Addams, The Addams Family (2019)

Source: © Universal Pictures, Invision/East News

Morticia is known for being voiced by Charlize Theron in The Addams Family (2019). Theron reprised her role in the sequel, which premiered on October 1, 2021.

#10. Oprah Winfrey as Eudora, The Princess and the Frog (2009)

Source: © Walt Disney Studios Motion Pictures, AFP/EAST NEWS

Oprah has also assumed other voice-over roles in the past such as Bee Movie's Judge Bumbleton.

#11. Christian Bale as Thomas, Pocahontas (1995)

Who knew Christian Bale could sing? Pretty surprising! But yes, he was in fact a singing voice in Pocahontas.

#12. Reese Witherspoon as Susan Murphy/Ginormica, Monsters vs. Aliens (2009)

In a period when pop culture was dominated by male heroes, Ripley not only proved to be a great female character but also one of the best in the sci-fi horror genre.

#13. Steve Carell as Gru, Despicable Me (2010)

Steve Carell is actually the voice actor of Gru, in Despicable Me, Despicable Me 2, Minions, Despicable Me 3, and Minions: The Rise of Gru.

#14. Julia Roberts as SmurfWillow, Smurfs: The Lost Village (2017)

We can ignore Julia Roberts, who brilliantly voiced the SmurfWillow in Smurfs: The Lost Village (2017)

#15. Meryl Streep as Mrs. Fox, Fantastic Mr. Fox (2009)

Meryl Streep is the voice of Mrs. Fox in Fantastic Mr. Fox, and Shinobu Sato is the Japanese voice.

Who is your favorite celeb and animated character? Please let us know in the comments!