While horror stars are oftentimes cloaked under makeup and prosthetics, there are many movies that feature actors looking like themselves. And years (or decades) after these movies premiere, it can be interesting to take a stroll down spooky memory lane and see just how much they’ve changed. From Sissy Spacek to Haley Joel Osment — here’s 21 shocking “then vs. now” photos of your favorite horror icons:1. Here was 27-year-old Sissy Spacek on the set of Carrie (1976):Person with long wavy hair poses against a dark background, wearing a satin top with a V-neckline

Herbert Dorfman / Corbis via Getty Images

Sissy Spacek now:A person with long hair smiles while holding sunglasses. They wear a casual, dark outfit at an outdoor event

Dominique Charriau / WireImage

Here’s a side-by-side comparision:

Herbert Dorfman / Corbis via Getty Images, Dominique Charriau / WireImage

Actor smiling on a film set, sitting on a chair next to a director who is focused on a screen. Production crew and equipment visible in the background

Murray Close / Sygma via Getty Images

Jack Nicholson now:Person in dark suit and glasses, wearing a beret, clapping at an indoor eventHere’s a side-by-side comparision:

Murray Close / Sygma via Getty Images, NBC / Via youtube.com

3. Here was 20-year-old Jamie Lee Curtis seven months before her film debut in Halloween (1978):Person in a white suit with a netted top, smiling while standing next to a pool table indoors

Paul Harris / Getty Images

Jamie Lee Curtis now:Person in a stylish suit at CinemaCon event, smiling and posing confidently for the camera

Alberto E. Rodriguez / Getty Images for CinemaCon

Here’s a side-by-side comparision:

Paul Harris / Getty Images, Alberto E. Rodriguez / Getty Images for CinemaCon

4. Here was 14-year-old Linda Blair the year The Exorcist was released (1973):Young girl with long hair, wearing a floral dress, sits on a couch with a calm expression. Background features a detailed pattern

© Warner Bros/Courtesy Everett Collection

Linda Blair now:Person in stylish blazer and leggings speaking into a microphone on stage, hand gesturing outward

Eric Charbonneau / Getty Images for Vertical

Here’s a side-by-side comparision:

Eric Charbonneau / Getty Images for Vertical

5. Here was 23-year-old Neve Campbell at the Scream premiere (1996):Person in a formal gown with spaghetti straps and shawl on a red carpet surrounded by others at an event

Jeff Kravitz / FilmMagic, Inc

Neve Campbell now:Person in a white blazer and dark outfit on a red carpet, smiling with hands in pockets. Background has posters and logos

Paul Morigi / Getty Images for The Cantor Fitzgerald Relief Fund

Here’s a side-by-side comparision:

Jeff Kravitz / FilmMagic, Inc, Paul Morigi / Getty Images for The Cantor Fitzgerald Relief Fund

6. Here was 29-year-old Tim Curry the same month The Rocky Horror Picture Show was released (1975):Man in a patterned shirt and tailored blazer, leaning casually by a window

Evening Standard / Getty Images

Tim Curry now:A person in a dark shirt, seated in a wheelchair, poses at an event with an entertainment award statue visible in the background

Alberto E. Rodriguez / Getty Images

Here’s a side-by-side comparision:

Evening Standard / Getty Images, Alberto E. Rodriguez / Getty Images

7. Here was 30-year-old Sigourney Weaver at a Hall of Fame luncheon five months after Alien premiered (1979):Person in a button-up shirt and plaid skirt gestures while speaking at an event

Ron Galella / Ron Galella Collection via Getty Images

Sigourney Weaver now:Actress in a tailored suit stands by a window, smiling subtly, blending classic and sophisticated style

Gareth Cattermole / Getty Images for IMDb

Here’s a side-by-side comparision:

Ron Galella / Ron Galella Collection via Getty Images, Gareth Cattermole / Getty Images for IMDb

8. Here was Robert Englund in a publicity still for a TV show the same year he first portrayed Freddy Krueger (1984):Person with curly hair wearing a patterned bow tie and striped shirt against a plain backdrop

©Warner Bros/Courtesy Everett Collection

Robert Englund now:Man with glasses in a corduroy jacket and scarf, attending a film and comic event

Tristar Media / Getty Images

Here’s a side-by-side comparision:

©Warner Bros/Courtesy Everett Collection, Tristar Media / Getty Images

9. Here was 20-year-old Gremlins star Zach Galligan in New York City (1984):A person wearing a pinstripe blazer over a collared shirt smiles at the camera

Walter McBride / Corbis via Getty Images

Zach Galligan now:Man in a dark suit and tie on a themed event backdrop

Victoria Sirakova / Getty Images

Here’s a side-by-side comparision:

Walter McBride / Corbis via Getty Images, Victoria Sirakova / Getty Images

10. Here was 23-year-old Megan Fox at a party for Jennifer’s Body (2009):Person in a stylish black dress on a red carpet, striking a confident pose

Jean Baptiste Lacroix / WireImage

Megan Fox now:Person with pink hair in a studded black corset and black pants poses in front of a media backdrop

Jerod Harris / Getty Images for Uber

Here’s a side-by-side comparision:

Jean Baptiste Lacroix / WireImage, Jerod Harris / Getty Images for Uber

11. Here was 29-year-old Jodie Foster at The Silence of the Lambs premiere (1991):Person in a tailored black coat on a red carpet event. Background shows a movie poster

Ron Galella, Ltd. / Ron Galella Collection via Getty Images

Jodie Foster now:A person wearing a dark, tailored suit with a necklace on a red carpet, posing for photos

Cindy Ord / Getty Images

Here’s a side-by-side comparision:

Ron Galella, Ltd. / Ron Galella Collection via Getty Images, Cindy Ord / Getty Images

12. Here was 31-year-old Kurt Russell on the set of The Thing (1982):Man with wavy hair and a beard, wearing a leather jacket with a classic style, gazing intently ahead

Sunset Boulevard / Corbis via Getty Images

Kurt Russell now:A person with medium-length hair and glasses is wearing a dark jacket and shirt

Michael Buckner / Variety via Getty Images

Here’s a side-by-side comparision:

Sunset Boulevard / Corbis via Getty Images, Michael Buckner / Variety via Getty Images

13. Here was 42-year-old Kathy Bates at the premiere of Misery (1990):Person in an elegant black outfit with intricate beading and fringe detailing, attending an event

Ron Galella, Ltd. / Ron Galella Collection via Getty Images

Kathy Bates now:Person in elegant, draped black gown on a red carpet at an Emmy event, with ornate earrings and swept-back hairstyle

Gilbert Flores / Variety via Getty Images

Here’s a side-by-side comparision:

Ron Galella, Ltd. / Ron Galella Collection via Getty Images, Gilbert Flores / Variety via Getty Images

14. Here was 40-year-old Vera Farmiga at The Conjuring premiere (2013):A person smiling, wearing a sleeveless textured dress, posed outdoors

Araya Doheny / WireImage

Vera Farmiga now:A person sings passionately on stage, holding a microphone, wearing a blazer. Another performer is visible in the background

Roy Rochlin / Getty Images

Here’s a side-by-side comparision:

Araya Doheny / WireImage, Roy Rochlin / Getty Images

15. Here was 23-year-old Mia Farrow on the set of Rosemary’s Baby (1968):Person seated outdoors, wearing a checkered dress with a wide-brimmed hat, holding gloves and a pencil near a street sign

Avalon / Getty Images

Mia Farrow now:Person in an elegant white suit with long, curly hair, holding a clutch

Sean Zanni / Patrick McMullan via Getty Images

Here’s a side-by-side comparision:

Avalon / Getty Images, Sean Zanni / Patrick McMullan via Getty Images

16. Here was 26-year-old Christian Bale at the American Psycho premiere (2000):A person in a dark suit and tie at an event, standing indoors with floral decor in the background

Robin Platzer/Twin Images / Getty Images

Christian Bale now:A person is wearing a casual, dark jacket over a collared shirt, smiling slightly, with short hair and a light beard

Robin L Marshall / Getty Images

Here’s a side-by-side comparision:

Robin Platzer/Twin Images / Getty Images, Robin L Marshall / Getty Images

17. Here was 33-year-old Tippi Hedren at the London premiere for The Birds (1963):Person in elegant evening attire with high updo hairstyle, looking at the camera at a formal event

Central Press / Getty Images

Tippi Hedren now:Woman smiling on a red carpet, wearing a patterned jacket and gold hoop earrings

Steve Granitz / WireImage

Here’s a side-by-side comparision:

Central Press / Getty Images, Steve Granitz / WireImage

18. Here was 26-year-old Cillian Murphy at the 28 Days Later premiere (2002):Four people posing indoors, wearing casual and semi-formal jackets

Yui Mok – PA Images / PA Images via Getty Images

Cillian Murphy now:Person on the red carpet in a blue suit with a light striped shirt, posing for photos

Kate Green / Getty Images

Here’s a side-by-side comparision:

Yui Mok – PA Images / PA Images via Getty Images, Kate Green / Getty Images

19. Here was 39-year-old James Brolin at the premiere of The Amityville Horror (1979):Man in a plaid suit, hands on hips, converses with another person. Vintage setting

Ron Galella / Ron Galella Collection via Getty Images

James Brolin now:A person in a black suit stands in a studio with "The Kelly Clarkson Show" displayed on a screen in the background

NBC / Weiss Eubanks/NBCUniversal via Getty Images

Here’s a side-by-side comparision:

Ron Galella / Ron Galella Collection via Getty Images, NBC / Weiss Eubanks/NBCUniversal via Getty Images

20. Here was 34-year-old Naomi Watts at the premiere of The Ring (2002):Actress wearing a draped, delicate shawl, holding sunglasses. She is smiling at an event, interacting with others around her

Jeff Kravitz / FilmMagic, Inc

Naomi Watts now:A woman with short wavy hair wearing a pinstripe shirt with a bejeweled front. She is smiling at the camera

Stephane Cardinale – Corbis / Corbis via Getty Images

Here’s a side-by-side comparision:

Jeff Kravitz / FilmMagic, Inc, Stephane Cardinale – Corbis / Corbis via Getty Images

21. And lastly, here was 11-year-old Haley Joel Osment at a preview screening of The Sixth Sense (1999):A young actor wearing a cap with "The Sixth Sense" logo, smiling at an event

Ronald Siemoneit / Sygma via Getty Images

Haley Joel Osment now:Person in a patterned shirt and light jacket smiling at a media event

Jamie McCarthy / Getty Images

Here’s a side-by-side comparision:

Ronald Siemoneit / Sygma via Getty Images, Jamie McCarthy / Getty Images

Which horror star do you think has changed the most? Let us know in the comments!