Mary-Kate and Ashley Olsen practically grew up infront of the camera. Following their acting debut as infants on the TV series "Full House", they began filming at 6 months old!
Ashley and Mary-Kate today, aged 25 are actresses, fashion designers, and businesswomen. They run a billion dollar company, Dualstar Entertainment Group and are two of the richest women in the world!
Scarlett Johannson's first movie, at age 9, was the notorious bomb, "North" in 1994. In 2003, she showed she was ready for grown-up roles in "Lost in Translation". Scarlett is fast becoming a very succesful actress in Hollywood.
At age 12 Natalie Portman showed remarkable maturity as an orphan taken in by a hitman in 1994's "The Professional". She's since balanced roles in giant movies like "Star Wars". She won an Oscar for her role in "Black Swan" in 2011.
9-year-old Anna Paquin didn't intend to audition for "The Piano", but she won the role, and later an Oscar, becoming the second-youngest winner in history (after Tatum O'Neal). She's currently starring in "True Blood".
At age 6 Angelina Jolie made a brief appearance in 1982's "Lookin' to Get Out" playing the daughter of her real-life father, Jon Voight. She was 24 when she won an Oscar for "Girl, Interrupted," and she continues to shine!
The stunning Dakota Fanning started her acting career with the breakthrough film, "I Am Sam", alongside Sean Penn. Her role in the film made her the youngest person ever to be nominated for a SAG Award, at the age of 7.
5-year-old Drew Barrymore made an indelible impression in the early 1980s with "ET", but personal troubles derailed her career until the mid-'90s. She slowly worked her way back into leading roles.
At the age of 8, Kirsten Dunst stole the show in 1994's "Interview With a Vampire". She gained international fame as Mary Jane Watson in the three "Spider-Man" movies which took in over $1 billion domestically.
10-year-old Kristen Stewart got great reviews playing the daughter of Jodie Foster in "Panic Room". It was her lead role in "Twilight" that made her a household name. So far, each installment of the saga has been more popular than the last.
At the age of 11, Lindsay Lohan was simply a talented young actress. By the time she did the dual lead roles in 1998's "The Parent Trap", she was already a veteran of TV. She had giant hits as a teen with "Freaky Friday" and "Mean Girls".
16-year-old Leonardo DiCaprio's youthful looks made him appear younger, but he was still only 19 when he scored his first Oscar nomination for "What's Eating Gilbert Grape". He is now amongst the highest paid actors in Hollywood.
Age 12, playing the lead role in a film directed by Steven Spielberg would be the pinnacle for most acting careers, but "Empire of the Sun" was the start of Christian Bale's lead roles. He went on to becoming an A-list star playing Batman.
Playing the precocious Peyton Kelly at age 9, opposite Dwayne "The Rock" Johnson in Disney's "The Game Plan". Now 14, Madison Pettis has become a formidable vocal actress, lending her talents to "Jake and the Never Land Pirates".
At age 6, Jonathan Lipnicki made his film debut as the son of Renée Zellweger in the film, "Jerry Maguire" alongside Tom Cruise. He went on to star in films like "Stuart Little", "The Little Vampire" and "Like Mike".
At age 10 Christina Ricci's first role was as Cher's daughter in 1990's "Mermaids". By the end of the '90s, she'd transitioned to adult roles where she starred opposite Johnny Depp in Tim Burton's "Sleepy Hollow".
Age 8, after appearing in "Home Alone", Macaulay Culkin became a worldwide sensation, but he disappeared from screens after 1994's "Richie Rich," and didn't return to movies until his acclaimed turn in 2003's "Party Monster".