Suggestions by @dallasknowlton

Will Smith

as Johnson in Speedrunner

Score: +2

Stanley Tucci

as Yab in Blueballs

Score: +2

Mandy Patinkin

as Mak in Blueballs

Score: +2

James Frain

as H.P in Blueballs

Score: +3

Carrie Hobson

as Producer in Blueballs

Score: +1

Pete Docter

as Director in Blueballs

Score: +1

Tom Kenny

as Dizzy Devil in Tiny Toons Looniversity

Score: +2

Zendaya

as Lola Bunny in Tiny Toons Looniversity

Score: +3

Larry the Cable Guy

as Bug Bunny in Tiny Toons Looniversity

Score: +1

Matt Jones

as Hamton J. Pig in Tiny Toons Looniversity

Score: +3

Roger Craig Smith

as Plucky Duck in Tiny Toons Looniversity

Score: +3

Keith Ferguson

as Buster Bunny in Tiny Toons Looniversity

Score: +4

Roger Allers and Rob Letterman

as Director in XBOX: The Movie

Score: +1

Dario Marianelli

as Music in Wildwood

Score: +1

Caleb Deschanel

as Cinematography in Wildwood

Score: +1

Arianne Sutner

as Producer in Wildwood

Score: +1

Chris Butler

as Writer in Wildwood

Score: +1

Travis Knight

as Director in Wildwood

Score: +2

Richard E. Grant

as Unknown Role #13 in Wildwood

Score: +1

Tom Waits

as Unknown Role #12 in Wildwood

Score: +1