Suggestions by @bartrocket

Sparky Marcus

as Anakin Skywalker, a nine-year-old slave boy in Star Wars: The Phantom Menace (Episode I) (1977)

Jeremy Irons

as Obi-Wan Kenobi, Qui-Gon's twenty-five-year-old Jedi Padawan, in Star Wars: The Phantom Menace (Episode I) (1977)

Edward Furlong

as Marty McFly in Back To The Future (1995)

Jimmy Karz

as Augustus Gloop in Charlie and the Chocolate Factory (1995)

Tina Majorino

as Violet Beaurgarde in Charlie and the Chocolate Factory (1995)

Jordan Warkol

as Charlie Bucket in Charlie and the Chocolate Factory (1995)

Natalie Portman

as Padme Amidala Skywalker/Organa in Star Wars Prequel Trilogy (1999 - 2005) Rewrite

Bryan Cranston

as The candy man in Charlie and the chocolate factory 1990's

Grey DeLisle

as Female oompa loompas in Charlie and the chocolate factory 1990's

Jim Henson's Creature Shop

as Female oompa loompas in Charlie and the chocolate factory 1990's

Frank Welker

as Male oompa loompas in Charlie and the chocolate factory 1990's

Jim Henson's Creature Shop

as Male oompa loompas in Charlie and the chocolate factory 1990's

Charlie Heaton

as Mike Hannigan in F.R.I.E.N.D.S

Amanda Leighton

as Phoebe Buffay in F.R.I.E.N.D.S

Natalia Dyer

as Monica Geller in F.R.I.E.N.D.S

Dakota Fanning

as Rachel Green in F.R.I.E.N.D.S

Atticus Mitchell

as Joey Tribbiani in F.R.I.E.N.D.S

Joe Keery

as Chandler Bing in F.R.I.E.N.D.S

Cole Sprouse

as Ross Geller in F.R.I.E.N.D.S

Hayden Christensen

as Anakin Skywalker (Jedi Knight) in Star Wars Prequel Trilogy (1999 - 2005) Rewrite