Suggestions by @ange1e4e5

Angelina Jolie

as Gwendolyn "Gwen" Grayson / Royal Pain / Susan "Sue" Tenny in Sky High (1995)

Score: 0

Alan Silvestri

as Composer in Sky High (1985)

Score: +1

R. Lee Ermey

as Tommy Boomowski in Sky High (1985)

Score: +1

Ewan McGregor

as Norman Spencer in What Lies Beneath (2020)

Score: +2

Erich Wolfgang Korngold

as Composer in Raiders of the Lost Ark (1941)

Score: +1

Peter Lorre

as Major Arnold Toht in Raiders of the Lost Ark (1941)

Score: +1

Liv Tyler

as Princess Leia in Star Wars: Episode V – The Empire Strikes Back (2000)

Score: +1

Gregory Peck

as Harlan Thrombey in Knives Out (1999)

Score: +2

Jack Nicholson

as Harvey in The Substance (2004)

Score: +3

Michael Curtiz

as Director in Schindler's List (1943)

Score: +1

Max Steiner

as Composer in Schindler's List (1943)

Score: +1

Erich Wolfgang Korngold

as Composer in Schindler's List (1943)

Score: +2

Vincent Price

as Amon Göth in Schindler's List (1943)

Score: +3

Nathan Lane

as Animated Mario in The Super Mario Bros. Super Movie! (1999)

Score: +1

Jean-Claude Van Damme

as Mortimer Toynbee in X-Men (1980s)

Score: +1

Bob Simmons

as Choreographer in Predator (1967)

Score: +1

Candy Candido

as (voice) as the Predator in Predator (1957)

Score: +1

Rita Moreno

as Anna in Predator (1957)

Score: +1

Jack Nicholson

as Sergeant Rick Hawkins in Predator (1967)

Score: +3

Tony Todd

as Darth Vader in Star Wars Original Trilogy (1997-2003)

Score: +1