Suggestions by @josephlawson

Todd Bridges

as Alpa Chino in Tropic Thunder 1978

Score: 0

Kirk Douglas

as Four Leaf Tayback in Tropic Thunder 1978

Score: +1

Shaun Cassidy

as Kevin Sandusky in Tropic Thunder 1978

Score: +1

John Belushi

as Cody in Tropic Thunder 1978

Score: +2

Donald Sutherland

as Damien Cockburn in Tropic Thunder 1978

Score: +1

Burt Reynolds

as Rick "The Pecker" Peck in Tropic Thunder 1978

Score: +1

Jon Voight

as Kirk Lazarus in Tropic Thunder 1978

Score: +1

Dom DeLuise

as Jeff Portnoy in Tropic Thunder 1978

Score: +2

Chevy Chase

as Tugg Speedman in Tropic Thunder 1978

Score: +1

Sally Field

as Luna as a Bat Girl in London After Midnight 70s

Score: +1

Bruce Dern

as Arthur Hibbs in London After Midnight 70s

Score: +1

Peter Cushing

as Sir James Hamlin in London After Midnight 70s

Score: +1

Louise Fletcher

as Miss Smithson as the New Maid in London After Midnight 70s

Score: +1

Faye Dunaway

as Lucille Balfour in London After Midnight 70s

Score: +1

Klaus Kinski

as Professor in London After Midnight 70s

Score: +2

Michael Gough

as Roger Balfour as The Stranger in London After Midnight 70s

Score: +1

Phil Hartman

as Magic Mirror in Shrek 1980s

Score: +1

Rick Moranis

as Rumplestiltskin in Shrek 1980s

Score: +1

Don Johnson

as Prince Charming in Shrek 1980s

Score: +1

Paul Reubens

as Pinocchio in Shrek 1980s

Score: +1