Suggestions by @paulmantell

Anjelica Huston

as Nila Rahmad in Goosebumps: The Movie (1998)

Score: +2

Adam West

as The Galloping Gazelle in Goosebumps: The Movie (1998)

Score: +2

R.L. Stine

as R.L. Stine in Goosebumps: The Movie (1998)

Score: +3

Joe Dante

as Director in Goosebumps: The Movie (1998)

Score: +1

Scott Rudin

as Producer in Goosebumps: The Movie (1998)

Score: +2

Stan Winston

as Special Effects by in Goosebumps: The Movie (1998)

Score: +2

Peter Mayhew

as The Scarecrow in Goosebumps: The Movie (1998)

Score: +2

Ted White

as The Masked Mutant in Goosebumps: The Movie (1998)

Score: +1

Ted White

as The Pumpkin Head in Goosebumps: The Movie (1998)

Score: +2

C.J. Graham

as The Creep in Goosebumps: The Movie (1998)

Score: +3

Randall "Tex" Cobb

as The Werewolf of Fever Swamp in Goosebumps: The Movie (1998)

Score: +3

Michael Winslow

as The Invisible Boy in Goosebumps: The Movie (1998)

Score: +2

Jonathan Hyde

as Alex's Dad in Goosebumps: The Movie (1998)

Score: +2

Frank Welker

as The Abominable Snowman in Goosebumps: The Movie (1998)

Score: +2

James Horner

as Composer in Goosebumps: The Movie (1998)

Score: +2

David Martel

as Logan in Goosebumps: The Movie (1998)

Score: +2

Cybill Shepard

as Alex's Mom in Goosebumps: The Movie (1998)

Score: +2

Dallas McKennon

as The Lawn Gnome(s) in Goosebumps: The Movie (1998)

Score: 0

Paul Winfield

as Principal Dawson in Goosebumps: The Movie (1998)

Score: +2

Allison Fanelli

as Angie in Goosebumps: The Movie (1998)

Score: +2