▲She later found fame playing gorgeous cop Debra Morgan in 'Dexter.'

▲Don't be fooled by this baby-faced actress from 'Case 39' (2009).

▲Before that, the actress starred in 'Silent Hill' (2006).

▲Despite appearing in numerous roles on TV and cinema, the actress is still best-known for her horror films. She's now a stunning 30 year old!

▲She's the star of 'Orphan' (2009), where she makes her adoptive parents' life hell. Scary!

▲Now aged 27, she's a star on the rise. She appeared in 'The Hunger Games' (2012), 'The Novice' (2021), and 'Orphan: First Kill' (2022).

▲A darling of the latest generation of Hollywood stars, she played a terrifying girl in 'Let Me In' (2010).

▲In 'Jennifer's Body' (2009) the actress plays Jennifer Check, a cheerleader who turns into a horrifying demon. This beast feeds off unassuming suitors like this poor guy!

▲Despite looking truly scary at times in 'Jennifer's Body' (2009), Megan was voted 2009's s***** woman by various publications, like FHM magazine.

▲Unrecognizable as Samara in 'The Ring' (2002), the actress became famous and earned the Best Villain Award at the 2003 MTV Movie Awards

▲Who would have thought Samara was played by this cute little girl.

▲Now 34, this actress is stunning. And she even played Samara again in 'The Ring 2' (2005) and 'Rings' (2017).

▲This is the actress during the time period in which she played one of the most iconic horror movie demons.

▲She played the lead in 'The Exorcist,' winning her two Oscars and four Golden Globes. She is 65 years old now.

▲She played the scary Nell Sweetzer in 'The Last Exorcism Part II' (2013).

▲In 'V/H/S' (2012), she plays a horrible, bloodthirsty winged monster.

▲She brought the glamour to 'The O.C.,' but in 'Return of the Living Dead 3' (1993), she was anything but glamorous as a scary and ugly zombie.

▲The charming actress was known as Number 9, a zombie in 'Land of the Dead' (2005).

▲Recognize this actress? We doubt it! She played the ghost from the 'Paranormal Activity' franchise.

▲

Her face was hideous as Carla in 'Evil Angel' (2009).

▲

The actress got her break on the big screen in 2005, with her incredible portrayal of the demonic student Emily in 'The Exorcism of Emily Rose' (2005).

▲

When she was still just a girl, she played the ghost of Kyra Collins, who haunted the protagonist in 'The Sixth Sense' (2000). Year later, the actress found fame after starring in 'The O.C.'

▲

At just 14 years old, she played the disturbing Regan in 'The Exorcist' (1973).

▲

She played a ghost in 'Beetlejuice' (1988). Her character, Barbara, and her husband die in a car accident. What happens next? They come back to haunt the new residents of their old house and she transforms into a scary, green creature.

▲The actress played Lily, who terrorizes her parents and is later adopted by a social worker. The child is possessed by a demon and spreads evil to everyone who comes into contact with her.

▲The talented actress was cast as the lead in the remake of 'Carrie' (2013).

▲

She's 68 now but did you know that she became a beauty symbol after 'Thelma & Louise' in 1991?

▲

A convincing work of fiction can easily fool us into believing it's real, especially when we see the demons and monsters in front of us. These creatures are so hideous, gross and scary that it's shocking to find out which actresses were behind the masks and makeup. What's even more surprising is that they're so beautiful!

Discover the stars who gave life to these terrifying horror film characters.