Animated Stars Unmasked!

<b>The Voice Behind the Star</b> One need not be beautiful to become a actor. (Although it helps). In some cases, one need not even be presentable in pleasant company. That would be the case of the "voice actor." See which of today's TV and film cartoon stars are famous for their voices only, and who you might recognize from other, on-camera roles. (Fox/Comedy Central/Fox) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Will Ferrell as 'Megamind'</b> This 2010 computer-animated action flick had some mega stars voices in it. Will Ferrell voiced a super intelligent alien, while Brad Pitt voiced his nemesis Metro Man and Tina Fey voiced a reporter. That's about as A-list as a cartoon gets. (AP/Paramount) <a target="_blank" href="http://twitter.com/@fox411" style=" list-style-position: inside; border: 0;">Follow FOX411.com on Twitter.</a>

<b>Kristen Schaal as Louise Belcher</b> <b>'Bob's Burgers'</b> Kristen has been seen in "Flight of the Concords" and "The Daily Show." You may not know about her new role she's the youngest "Belcher" girl in the new FOX hit "Bob's Burgers." <b>EXTRA CREDIT: </b>She also created the character Homer Scissorhands for an episode of "The Simpsons." (AP/FOX) <a target="_blank" href="http://twitter.com/@fox411" style=" list-style-position: inside; border: 0;">Follow FOX411.com on Twitter.</a>  

<b>John Ratzenberger as Hamm</b> <b>'Toy Story'</b> You may know his face from "Cheers" but his voice is perhaps more famous.  The 64-year-old actor has voiced roles in all of Pixar's feature films to date. You've heard him in "Finding Nemo," "WALL-E," "Up," and of course. the "Toy Story" series. (Reuters/Walt Disney Pictures)

<b>Bill Fagerbakke as Patrick Star</b> <b>'SpongeBob SquarePants'</b> Bill Fagerbakke played the lovable, dim-witted assistant coach Dauber Dybinski on "Coach" in the late '80s and early '90s. Today he voices SpongeBob's lovable, dim-witted starfish pal Patrick Star on "SpongeBob SquarePants." Two dream roles in one lifetime. Some guys get all the luck.

<b>Edie McClurg as Minny</b> <b>'Cars'</b> Although Edie has done several movies throughout the course of her career, she'll forever be known as Grace the secretary in "Ferris Bueller's Day Off" (1986). In the "Cars" series, she lends her memorable voice to Minny. "Cars 2" comes out on June 24. (Reuters/Pixar)

<b>Owen Wilson as Lightning McQueen</b> <b>'Cars'</b> The comedic actor sometimes drives fast cars in the movies he's in, but in "Cars," he is the car.  He voices the self-centered arrogant racer often referred to as "Stickers." (Reuters/Pixar)  

<b>Seth MacFarlane as Peter Brian and Stewie Griffin</b> <b>'Family Guy'</b> Seth MacFarlane isn't only the voice of three characters, he is also the creator of the wildly popular series about a dysfunctional family.  In 2005 he launched another project, "American Dad," which he co-created. He also voices the lead character on that show, Stan Smith.  (Reuters/Fox) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Jack Black as Po</b> <b>'Kung Fu Panda'</b> Jack Black was the perfect fit to play Po, the pudgy panda in the 2008 DreamWorks film.  He reprised the role for the sequel in 2011.  Angelina Jolie and Dustin Hoffman also lend their voices to the flick. (AP)

<b>Jesse Eisenberg as Blu</b> <b>'Rio'</b> After making a name for himself in "The Social Network" (2010), Jesse voiced the socially awkward Spix's Macaw.  (Reuters/20th Century Fox)

<b>Nancy Cartwright as Bart Simpson</b> <b>'The Simpsons'</b> The 52-year-old actress originally wanted to audition for the role of Bart's little sister, Lisa, but when she read Bart's description she found him more enticing.  She ended up landing the gig on the spot and has had it ever since.  (AP/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Rodger Bumpass as Squidward Tentacles</b> <b>'SpongeBob SquarePants'</b> SpongeBob's next-door neighbor Squidward Tentacles is voiced by Rodger Bumpass. He may be the only voice actor who has a name stranger than his character. Bumpass is married to Amy Stiller, sister of Hollywood A-Lister Ben Stiller. So Bumpass gets in to parties you can only dream of.  

<b>Craig T. Nelson as Mr. Incredible</b> <b>'The Incredibles'</b> At 67, he's not who you'd picture as the voice of Mr. Incredible aka Bob Parr.  (Reuters/Pixar)

<b>Mila Kunis as Meg Griffin</b> <b>'Family Guy'</b> Mila replaced Lacey Chabert in 1999 as the voice of Meg Griffin. She also voiced Meg in the "Family Guy" video game.  You wouldn't picture someone this cute being the voice of Meg, would you? (AP/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Dan Castellaneta as Homer Simpson</b> <b>'The Simpsons'</b> Dan may have perfected "D'oh!" but he's also perfected Krusty the Clown's evil laugh and many other characters for the show.  You may have seen his face on other shows as well. The 53-year-old actor has appeared on "Entourage," "How I Met Your Mother" and "Desperate Housewives." (Reuters/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>  

<b>Yeardley Smith as Lisa Simpson</b> <b>'The Simpsons'</b> Yeardley almost made the biggest mistake of her life when she contemplated turning down the role of Lisa Simpson over two decades ago.  She originally tried out for the role of Bart, but admits that her voice has always been "very girly."  (Reuters/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Tom Kenny as SpongeBob Squarepants</b> <b>'SpongeBob SquarePants'</b> Does SpongeBob's voice sound familiar?  Tom Kenny has voiced hundreds of characters over the years including characters in "The Powerpuff Girls," "Rugrats" and "Futurama." (AP/Nickelodeon) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Seth Green as Chris Griffin</b> <b>'Family Guy'</b> The comedic actor plays the overweight, dumb son, Chris Griffin. He has said that his main inspiration behind Chris' voice is Buffalo Bill, if he were speaking through a PA system.  (AP/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Matt Stone as Kenny McCormick and Kyle Broflovski</b> <b>'South Park'</b> He and best-friend Trey Parker co-created the hit Comedy Central show that debuted in 1997. They each voice two of the show's main characters. (imdb/Comedy Central) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>  

<b>Zachary Levi as Flynn Rider</b> <b>'Tangled'</b> Talk about great casting. Zachary looks eerily similar to his animated character.  Mandy Moore lends her voice to play the lead opposite him, Rapunzel. (AP/Walt Disney Pictures)

<b>Trey Parker as Stan Marsh and Eric Cartman</b> <b>'South Park'</b> "Cartman is the proverbial fat kid who everyone picked on," Trey explains. "But he still hangs out all the time. His voice just sort of came from...doing Stan's voice but putting a lot of fat on it." (Reuters/Comedy Central) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Caitlin Sanchez as Dora the Explorer</b> <b>'Dora the Explorer'</b> Caitlin, 15, took over doing the voice for Dora in 2008.  She beat out about 600 other girls who auditioned for the part.  (AP/AP) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>  

<b>Hank Azaria as Chief Wiggum</b> <b>'The Simpsons'</b> "The Birdcage" star has done several voices for the show. He's been Apu, Lou the Cop and Dr. Nick Rivera in addition to the recurring role as chief.  For his next big part he'll be playing the voice of Gargumel in "The Smurfs" movie due out in 2011. (Reuters/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Julie Kavner as Marge Simpson</b> <b>'The Simpsons'</b> The reason you don't see much of Julie Kavner out and about is because her contract reportedly states that she doesn't have to promote "The Simpsons." Oooo big TV star! (Reuters/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Alex Borstein as Lois Griffin</b> <b>'Family Guy'</b> The former "MadTV" actress met the creator of "Family Guy" just before the show launched on FOX, and he cast her as Lois almost immediately.  The comedic actress has shown her face in movies as well. She played the school principal in "The Lizzie Maguire Movie" and had a small part in "Catwoman." (imdb/FOX) <a href="http://twitter.com/@fox411" target="_blank">Follow FOX411.com on Twitter.</a>

<b>Abigail Breslin as Priscilla</b> <b>'Rango'</b> Abigail Breslin may have starred as a beauty queen wannabe in "Little Miss Sunshine," but in "Rango" she was just a cactus mouse (whatever that is). Of her voiceover work, she said, "Being in the booth is cool, but I like filming." (AP/Paramount Pictures)