Jenette McCurdy

Jennette McCurdy, who played the character of Sam Puckett in iCarly, has quit acting and is now focusing on her career as a writer and director. Therefore, she did not appear in the iCarly reboot.

Amanda Bynes

Amanda Bynes has been on an indefinite hiatus since 2010 due to substance abuse and legal issues. Prior to that, she had appeared on various TV shows like All That, The Amanda Show, What I Like About You, and movies like Hairspray and She's the Man. In 2019. 

Peter Ostrum

The child star who played Charlie Bucket in the original Willy Wonka and the Chocolate Factory is now a veterinarian.

Mara Wilson

The former child actress who starred in movies such as Mrs. Doubtfire, Matilda, and Miracle on 34th Street is now a writer and voice actor.

Jonathan Taylor Thomas

The Home Improvement star has mostly left the acting world to concentrate on education and graduated from Columbia University in 2010.

Mary Kate and Ashley Olsen

The twin sisters who rose to fame sharing the role of Michelle Tanner on Full House have retired from acting and now focus on their fashion brand, The Row, as well as Olsenboy and StyleMint.

Jake Lloyd

After playing the role of young Anakin Skywalker in Star Wars: Episode I - The Phantom Menace, the actor retired from acting and has faced legal and mental health issues.

Omri Katz

The actor who played Max in Hocus Pocus and had a role in Dallas has retired from acting and now owns a cannabis apparel store.

Angus T. Jones

The highest-paid child star on television in 2010 for his role in Two and a Half Men, but he left the show when his character was given more adult storylines.

Shirley Temple

Despite being one of the most popular child stars in history, Temple retired from acting at age 22 after several disappointing film roles. She later became a diplomat and received a Screen Actors Guild Life Achievement Award for her contributions to the film industry before her passing.