Suggestions by @wbb

Dave Franco

as Donald Thompson in How the Nightmare on Elm Street All Began

Score: +1

Jake Busey

as Wilt Manson in How the Nightmare on Elm Street All Began

Score: +1

David Warner

as Sheriff Lockwood in How the Nightmare on Elm Street All Began

Score: +1

Robert Englund

as Freddy Krueger in How the Nightmare on Elm Street All Began

Score: +3

Kane Hodder

as Jason Voorhees in Friday the 13th: Camp Blood

Score: +3

Paula Shaw

as Mrs. Voorhees in Friday the 13th: Camp Blood

Score: +1

Luke Hemsworth

as Dennis Wilks in Friday the 13th: Camp Blood

Score: +1

Anya Taylor-Joy

as Whitney Cunningham in Friday the 13th: Camp Blood

Score: +1

Josh Wiggins

as Dylan Greene in Friday the 13th: Camp Blood

Score: +1

Brianna Hildebrand

as Lindsay Payne in Friday the 13th: Camp Blood

Score: +1

Madison Wolfe

as Marci Jiltman in Friday the 13th: Camp Blood

Score: +1

Owen Teague

as Max in Friday the 13th: Camp Blood

Score: +1

Adrienne King

as Alice Hardy in Friday the 13th: Camp Blood

Score: +1

John Carpenter

as Composer in Halloween: The Final Chapter

Score: +1

Danny McBride

as Writer in Halloween: The Final Chapter

Score: +1

David Gordon Green

as Producer in Halloween: The Final Chapter

Score: +1

David Gordon Green

as Director in Halloween: The Final Chapter

Score: +1

Dermot Mulroney

as Sheriff Billy Morris in Halloween: The Final Chapter

Score: +2

Stephan James

as Teen boy/Jock in Halloween: The Final Chapter

Score: 0

Ellar Coltrane

as Craig in Halloween: The Final Chapter

Score: +1