34 Famous People You Never Realized Were In THAT Movie Or Show

Soooo many famous people were in Disney Channel Original Movies.

We asked members of the BuzzFeed Community to tell us which actors they were truly shocked to see in certain movies and TV shows. Here are the surprising results.

1. Steve Carell played a security guard in the iconic movie Sleepover:

MGM, CBS

It's been 15 years since Sleepover was released. Steve has since been nominated for nine Golden Globes and an Oscar.

—emilyk472301b6d

2. Leonardo DiCaprio was an extra on Roseanne:

ABC / Warner Bros. Pictures

He went from playing "Darlene's classmate" to winning an Oscar. Iconic.

—jordans431

3. Octavia Spencer played a reporter in Never Been Kissed:

20th Century Fox, ABC

Her delivery of the line "Damn, girl. You are a writer," should have put her in awards contention that year, tbh! Luckily, she's continued to grace our screens, having been nominated for three Oscars and winning one of them. A true legend.

—Spencer Althouse

4. Adam Sandler got his start as Smitty on The Cosby Show:

NBC

This Saturday Night Live alum has gone on to become one of the most famous comedians ever.

—jessiep4a178bc93

5. Ryan Reynolds was the love interest in the Sabrina the Teenage Witch TV movie:

NBC

The movie was released in 1996, but you probably know Ryan best for his role as Nick Walker in R.I.P.D.

—j4aca54aaf

6. Jennifer Lawrence played a school mascot in an episode of Monk:

NBC, ABC

Such talent!

—Val South, Facebook

7. Laurence Fishburne played Cowboy Curtis in Pee-wee's Playhouse:

CBS, ABC

True fans of the Oscar-nominated actor also know that he had a small role in Apocalypse Now.

—m47e30674d

8. Jim O'Heir, aka Jerry/Garry/Larry/Terry/Harry from Parks and Rec, played Jonah Hill's dad in Accepted.

Who could ever forget that, though?

—kilamenapie

9. Brie Larson was a young Six Chick in 13 Going on 30.

Columbia Pictures, Marvel

And now she has an Oscar!

—kerrygill95

10. Katherine Heigl was in Disney's Wish Upon a Star years before becoming Izzie Stevens on Grey's Anatomy:

Disney, youtube.com

Katherine starred in a string of rom-coms in the late 2000s and recently starred in two seasons of Suits.

—sac9488

11. Aubrey Plaza played an NBC page on 30 Rock:

NBC

She'll always be April Ludgate from Parks and Rec in my eyes.

—notetonotehourtohour

12. Rachel McAdams was in a single episode of The Famous Jett Jackson:

Disney Channel / Warner Bros. Pictures

It was her very first acting role, too. But after 18 years and several classic roles later, she can add "Oscar nominee" to her name.

—Spencer Althouse

13. Maggie Lawson dated Shawn Hunter in an episode of Boy Meets World:

USA

Three years later, she starred in the ever-popular Model Behavior, and she ultimately went on to star in the TV hit Psych.

—nikhitam

14. Ashley Tisdale played a game show contestant on Smart Guy and a student in Donnie Darko:

Disney Channel, Pandora Cinema

But you probably recognize her most as Sharpay Evans from the High School Musical series.

—hopestyles

15. Noel Fisher from Shameless played the bully in Max Keeble's Big Move:

Walt Disney Pictures, Showtime

Ian and Mickey 5eva.

—casbag

16. John Huertas, aka Miguel on This Is Us, played a witch hunter on Sabrina, the Teenage Witch:

The WB / NBC

His character's name was Brad, and I still haven't forgiven him for turning Dreama into a mouse.

—Sarah Wainschel

17. Kristen Stewart was an extra in Disney Channel's The Thirteenth Year:

Disney Channel, Les Films du Losange

This was before she proved her acting chops in movies like Panic Room, Into the Wild, Clouds of Sils Maria, and Still Alice. And yes, my girl can act. Fight me.

—abbyv40a3d59fc

18. Dianna Agron played a woman who could fit her whole fist in her mouth on Drake & Josh.

Nickelodeon / Fox

Years later, she starred as Quinn Fabray in Glee. Jury's still out on whether or not she can still do the whole fist-mouth thing.

—dawnraenicolec

19. Don Cheadle was in one episode of The Fresh Prince of Bel-Air:

NBC / Showtime

But maybe you recognize him most as Tony Stark's righthand man, Colonel James Rhodes, in the Avengers series?

—hasenaa

20. Angela Bassett was a flight attendant in Kindergarten Cop:

Universal Pictures, Fox

She was only in the movie for a millisecond, but that never disheartened her. She was nominated for an Oscar a few years later, and now she stars on the hit show 9-1-1.

—Allyson Guy, Facebook

21. Abigail Breslin was in The Princess Diaries 2:

Walt Disney Pictures, Fox

Her older brother, Spencer, was also in the movie! You probably know Abigail best from her Oscar-nominated role in Little Miss Sunshine or from Scream Queens.

—Kirsty L. Powell, Facebook

22. Amy Adams was in an episode of Charmed:

CBS, Paramount Pictures

This legendary actor was also in a few episodes of The Office (she sold purses at Dunder Mifflin!), but you probably know her from one of her many Oscar-nominated roles.

—RachelKoz

23. James Marsden was in two episodes of The Nanny:

CBS / HBO

He was hot then, and he's still hot now. You probably know him best as Cyclops from the X-Men movies or for his roles in Enchanted, 30 Rock, and Westworld.

—rachelc43

24. Joe Manganiello was Peter Parker's bully in the original Spider-Man:

Sony Pictures, Warner Bros. Pictures

The Magic Mike star played Flash Thompson in the first and third movies in Tobey Maguire's Spider-Man series.

—amandat4b5b1b982

25. Sara Ramirez was the cashier in You've Got Mail:

Warner Bros. Pictures / ABC

But you probably recognize Sara from her Tony-winning role in Spamalot or as the brilliant Dr. Callie Torres in Grey's Anatomy.

—adityaaswaminathan

26. Jessica Alba was a bully in The Secret World of Alex Mack:

Nickelodeon / NBC

True fans of hers will also know that she starred in the Disney Channel Original Movie P.U.N.K.S. But now she has her own company, which is worth well over $1 billion. Super impressive!

—dougfancy101290

27. John Cho played a parking valet in The Flintstones in Viva Rock Vegas:

Universal Pictures / Paramount Pictures

He's also credited as "Sale House Man #1" in American Beauty.

—seansean3769

28. Ben Affleck played "Basketball Player #10" in the Buffy the Vampire Slayer movie:

20th Century Fox

The movie was released in 1992. Five years later, he won an Oscar for writing Good Will Hunting.

—sineadf463f1a55a

29. Maggie Wheeler was one of the camp counselors in The Parent Trap:

Disney / NBC

That's right! Janice from Friends was in The Parent Trap! Oh. My. God.

—annee4b1c88611

30. Taran Killam played Frankie Muniz's bully in Big Fat Liar:

Universal Pictures / NBC

The SNL alum was also in Disney's Stuck in the Suburbs, Nickelodeon's The Amanda Show, and 12 Years a Slave.

—chrisa443ec9017

31. Elijah Wood was the little kid in Back to the Future Part II:

Amblin Entertainment / Warner Bros. Pictures

He was 8 years old, and it was his very first acting gig. You probably know him better as Frodo in the Lord of the Rings series.

—cinnamonrolls

32. Julie Bowen was surprisingly in Happy Gilmore:

Happy Madison Productions / ABC

And she went on to play Claire in Modern Family!

—annf4280

33. Michael Cera was in Switching Goals with Mary-Kate and Ashley Olsen:

Dualstar / STX Films

Who could forget that?!

—Anna Kopsky

34. And everyone was in Law & Order:

NBC

Bradley Cooper, Viola Davis, Elizabeth Banks, Zoe Saldana, Elle Fanning, and Kate Mara.

—noradominick