Suggestions by @user_233048

Tom Kenny

as Cartoon Green in Rainbow Friends Movie

Score: +1

Ray O'Hare

as Charlie in Rainbow Friends Movie

Score: +1

Michael Fassbender

as Black in Rainbow friends: the movie

Score: +1

Bill Plympton

as Orange in Rainbow friends: the movie

Score: 0

Paul McGann

as Zephyr Snail in Garten of Banban 2

Score: +1

Becky G

as Opila Bird in Garten of Banban 2

Score: +1

Ryan Gosling

as Jolly James in Garten of Banban 2

Score: +1

Robert Duvall

as Pinky Stewie in Garten of Banban 2

Score: +1

Christian Slater

as Mister X in Garten of Banban 2

Score: +1

Pro Aga

as Mister X in Garten of Banban 2

Score: -1

Michael Douglas

as Scout Lenny in Garten of Banban 2

Score: +1

Jon Favreau

as Sheriff Jeff in Garten of Banban 2

Score: +1

Ian McNiece

as Captain Fiddles in Garten of Banban 2

Score: +1

Mike McFarland

as Stinger Flynn in Garten of Banban 2

Score: +1

Jennifer Lopez

as Banbaleena in Garten of Banban 2

Score: +1

Tommy Lee Jones

as Jumbo Josh in Garten of Banban 2

Score: +1

Ethan Hawke

as Banban in Garten of Banban 2

Score: +1

Teto Teasley

as Reebo in Super Mario Bros

Score: +1

Idris Elba

as Nineteenth Doctor in Dr who

Score: +1

Wolfgang Novogratz

as Wolf in Animals

Score: +1