Suggestions by @evanrupp

Captain Gantu

as Idris Elba in Characters actors have played or will play

Buster

as Will Smith in Characters actors have played or will play

Charlie Brown

as Chris Pratt in Characters actors have played or will play

Rarity (EG)

as Grey DeLisle in Characters actors have played or will play

Rarity

as Grey DeLisle in Characters actors have played or will play

Alan Keane

as Tara Strong in Characters actors have played or will play

Twilight Sparkle

as Tara Strong in What characters would you like to hear voice actors voice?

Scroop

as Bill skarsgard in What characters would you like to hear voice actors voice?

Angus Sutherland (The Loud House)

as Ewan McGregor in What characters would you like to hear voice actors voice?

Tuke (Brother Bear)

as Seth Rogen in What characters would you like to hear voice actors voice?

Rooster

as Tortellini in The Fearless Four (Live-Action Remake)

Franny Robinson

as Amy Poehler in Which Cartoon Characters Could Actors Have Played

Alan Keane

as Matthew Broderick in Which Cartoon Characters Could Actors Have Played

Dakota Fanning

as Fern Arable (Charlotte's Web) in Lady and the Tramp 2: Scamp's Adventure (2001)

Nicolas Cantu

as Kenai (Bear) in Lady and the Tramp 2: Scamp's Adventure (2001)

Hero Hunter

as Koda in Lady and the Tramp 2: Scamp's Adventure (2001)

Nico Parker

as Renee Zellweger in Lady and the Tramp 2: Scamp's Adventure (2001)

Jack Dylan Grazer

as Will Smith in Lady and the Tramp 2: Scamp's Adventure (2001)

Nico Parker

as Penny Fitzgerald in Lady and the Tramp 2: Scamp's Adventure (2001)

Jack Dylan Grazer

as Gumball Watterson in Lady and the Tramp 2: Scamp's Adventure (2001)