Suggestions by @bobashbury

Mel Gibson

as Salvador Freitas in Charles & Charles

Score: +1

Kazuki Kitamura

as Kenji's Dad in Charles & Charles

Score: 0

Cedric the Entertainer

as Jeff in Charles & Charles

Score: +1

Barbora Bobuľová

as Agatha (Flashback Character) in Charles & Charles

Score: +1

Jodie Foster

as Donna (Flashback Character) in Charles & Charles

Score: +1

Michael Caine

as Frank (Flashback Character) in Charles & Charles

Score: +1

Mel Brooks

as Milton in Charles & Charles

Score: +1

Linda Lavin

as Doris in Charles & Charles

Score: +1

Brianna Hildebrand

as Laney in Charles & Charles

Score: +1

Danny McBride

as Taylor in Charles & Charles

Score: +1

Olivia Munn

as Hannah in Charles & Charles

Score: +1

Doug Walker

as Charles Jr. in Charles & Charles

Score: +1

Sam Elliott

as Charles Sr. in Charles & Charles

Score: +2

Walton Goggins

as Artis G. Watson in Watson

Score: +2

Kevin Hart

as Kim Jong-il in Putin

Score: 0

Walton Goggins

as Spamton in Undertale/Deltarune (Netflix Adaptation)

Score: +1

John Stamos

as Spamton in Undertale/Deltarune (Netflix Adaptation)

Score: 0

Kyokutenhō Masaru

as Spamton in Undertale/Deltarune (Netflix Adaptation)

Score: +1

Paul Giamatti

as John Adams in Presidents Biopic Films

Score: -1

Cedric the Entertainer

as John Adams in Presidents Biopic Films

Score: -2