Then and now: Hollywood's most iconic child stars - These celebs rose to stardom for roles they played when they were young. Some ended up becoming incredibly successful actors, others decided acting wasn't for them.
Click here to see the 'then and now' of Hollywood's most popular child stars!

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Dakota Fanning - Then - This smiley star was only 11 years old when she starred in the 2005 film, 'War of the Worlds,' beside Tom Cruise.

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Dakota Fanning - Now - The 25-year-old is now taking on more adult roles, starring briefly in 'Ocean's 8.'

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Lindsay Lohan - Then - Many remember seeing double of this red-headed cutie in 'The Parent Trap.'

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Lindsay Lohan - Now - This child star has had some struggles in the past, but she is currently back in the limelight with a new reality show, centered around her businesses in Greece.

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Demi Lovato - Then - Lovato broke into the mainstream with her starring role on the Disney Channel TV movie, 'Camp Rock.'

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Demi Lovato - Now - The actress has now become an international pop sensation, but it's not without its drawbacks. She has been struggling with addiction for some time now, and went to the hospital in 2018 after an overdose. 

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Macaulay Culkin - Then - The lead actor in the 'Home Alone' films was the star of the moment!

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Macaulay Culkin - Now - The actor changed dramatically as he has been through some rough times, but he's now quit Hollywood and seems to be happier than ever.

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Freddie Highmore - Then - Do you remember Freddie Highmore in 'Charlie and the Chocolate Factory' (2005)?

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Freddie Highmore - Now - He's grown a lot but his boyish face is still the same!

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Haley Joel Osment - Then - The actor was known as a child for playing Cole Sear in 'The Sixth Sense' (1999).

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Haley Joel Osment - Now - The 30-year-old Hollywood star changed so much it would be almost impossible to recognize him these days!

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Abigail Breslin - Then - The actress became a Hollywood star at the young age of 5. She rose to fame for her role as Bo Hess in 'Signs' and in 2007 became the youngest actor ever to be nominated for an Oscar for her performance in 'Little Miss Sunshine.'

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Abigail Breslin - Now - She has grown to become a charming and beautiful young woman.

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Mara Wilson - Then - Mara Wilson's popularity rose after she starred in 'Mrs. Doubtfire' (1993) and 'Matilda' (1996).

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Mara Wilson - Now - She's 31 now but has decided to drop the acting career.

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Amanda Bynes - Then - This star was so popular in the late '90s and early 2000s that she had her own show!

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Amanda Bynes - Now -

Bynes has dealt with some struggles, including some mental health issues and several arrests, but may be considering a return to acting, according to People.

Check out other celebrities who have had a brush with the law. 

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Bradley Pierce - Then - The actor kicked off his career in the role of Peter in classic movie 'Jumanji' (1995).

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Bradley Pierce - Now - He's 36 today and has changed so much!

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Daveigh Chase - Then - The child star was known for her role as Samara in the movie 'The Ring' (2002).

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Daveigh Chase - Now - The red-headed beauty looks absolutely stunning.

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Alisan Porter - Then - The actress rose to stardom after her performance in comedy film 'Curly Sue' (1991).

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Alisan Porter - Now - Would you honestly say she's 37 now? She appeared on 'The Voice' in 2016.

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Brooke Shields - Then - The actress's role in 'Pretty Baby' (1978) catapulted her to international fame, which allowed her to play the iconic role of Emmeline Lestrange in 'The Blue Lagoon' (1980).

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Brooke Shields - Now - She is totally different now at the age of 53, but more dazzling than ever!

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Olivia Hack - Then - The actress starred in the movie version of 'The Brady Bunch Movie' in 1995.

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Olivia Hack - Now - Do you think you could tell the 35-year-old is the same person?!

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Mason Gamble - Then - Mason Gamble became famous for his role in 'Dennis the Menace' (1993).

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Mason Gamble - Now - The actor has grown to become a Hollywood heartthrob!

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Hilary Duff - Then - After starring in some small TV movies and commercials, Hilary Duff had her breakout role as 'Lizzie McGuire' in the popular 2001 teen show.

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Hilary Duff - Now - Can you believe she's already 31?! She looks amazingly beautiful.

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Miranda Cosgrove - Then - Remember the adorable Summer from 'School of Rock' (2003)?

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Miranda Cosgrove - Now - The 25-year-old actress turned into a gorgeous young woman.

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Georgie Henley - Then - Georgie Henley had her movie debut at the young age of 10 in 'Chronicles of Narnia: The Lion, the Witch and the Wardrobe' (2005).

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Georgie Henley - Now - She's now 23, and has frequently discussed her evolution from a child star to where she is now.

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Matthew Lewis - Then - What about the nerdy but loyal Neville Longbottom from the 'Harry Potter' movies?

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Matthew Lewis - Now -

Matthew Lewis is definitely improving with age!

Unlock more facts about the 'Harry Potter' cast!

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