Suggestions by @adrianromanpr

Ken Jeong

as Hideki Tojo in Hitler's Collaborators

Score: +1

BD Wong

as Wang Jingwei in Hitler's Collaborators

Score: +2

Shun Oguri

as Hirohito in Hitler's Collaborators

Score: 0

Leonardo DiCaprio

as Adrien Arcand in Hitler's Collaborators

Score: +1

Ewan McGregor

as William Joyce in Hitler's Collaborators

Score: +2

John Goodman

as Chaim Rumkowski in Hitler's Collaborators

Score: +1

Robert Downey Jr.

as Andrei Vlásov in Hitler's Collaborators

Score: +1

Sam Neill

as Jozef Tiso in Hitler's Collaborators

Score: +1

Kelsey Grammer

as August Borms in Hitler's Collaborators

Score: +1

Marwan Kenzari

as Amin al-Husayni in Hitler's Collaborators

Score: +1

Benicio del Toro

as José Antonio Urquiza in Hitler's Collaborators

Score: +1

Brontis Jodorowsky

as Salvador Abascal in Hitler's Collaborators

Score: +1

Audrey Tautou

as Paulette Horthy in Hitler's Collaborators

Score: +1

Daniel Brühl

as Itsván Horthy in Hitler's Collaborators

Score: +1

Tuppence Middleton

as Eva Perón in Hitler's Collaborators

Score: +1

Jason Watkins

as Eric Campbell in Hitler's Collaborators

Score: +1

Sebastian Roché

as Carlos Ibáñez del Campo in Hitler's Collaborators

Score: +1

Marcelo Alonso

as Jorge González von Marées in Hitler's Collaborators

Score: +1

Tobias Menzies

as John Ormond in Hitler's Collaborators

Score: +1

Colin Farrell

as George Lincoln Rockwell in Hitler's Collaborators

Score: +4