Suggestions by @batboy1999

Harold Ramis

as Bernard in Megamind (1990)

Score: +1

John Witherspoon

as Ray in The Princess and the Frog (1999)

Score: +2

Randy Newman

as Composer in The Princess and the Frog (1999)

Score: +2

Phylicia Rashād

as Eudora in The Princess and the Frog (1999)

Score: +1

Brian Dennehy

as Eli "Big Daddy" La Bouff in The Princess and the Frog (1999)

Score: +2

Kevin Michael Richardson

as Louis in The Princess and the Frog (1999)

Score: +2

Benny the Cab

as Joey Mazzarino in What characters would you like to hear voice actors voice?

Score: +1

John Hughes

as Writer in Clueless (1985)

Score: +1

John Hughes

as Director in Clueless (1985)

Score: +1

Howard Deutch

as Director in Clueless (1985)

Score: +1

Todd Bridges

as Murray Duvall in Clueless (1985)

Score: 0

Ben Stiller

as Josh Lucas in Clueless (1985)

Score: 0

Larenz Tate

as Toby in She's the Man (1996)

Score: +2

Stephen Tobolowsky

as Principal Horatio Gold in She's the Man (1996)

Score: +2

Amy Heckerling

as Director in She's the Man (1996)

Score: +2

Kevin McDonald

as Principal Horatio Gold in She's the Man (1996)

Score: +1

Rick Moranis

as Principal Horatio Gold in She's the Man (1996)

Score: +2

Candace Cameron Bure

as Viola Hastings in She's the Man (1996)

Score: +3

Kirby

as What if there were More Characters in Once Upon a Studio? in myFiction

Score: +2

Radio

as What if there were More Characters in Once Upon a Studio? in myFiction

Score: +2