Suggestions by @daniel2004511

Andy Samberg

as Plastic Man in Teen Titans Go! To The Movies (Live Action)

Score: +1

Brie Larson

as Captain Marvel in The Worst Avengers Movie

Score: +2

Gilbert Gottfried

as Loki in The Worst Avengers Movie

Score: +2

Terry Crews

as B.A. Baracus in 80s Now Day Roles

Score: +1

Steve Martin

as Stanley Roper (Mr. Roper) in 80s Now Day Roles

Score: +1

Seal

as James Brown in Male Singers Biopic

Score: -1

John Krasinski

as Michael Bublé in Male Singers Biopic

Score: -1

Robert Pattinson

as Michael Bublé in Male Singers Biopic

Score: -1

Daniel Radcliffe

as John Lennon in Male Singers Biopic

Score: +1

Jesse L. Martin

as Marvin Gaye in Male Singers Biopic

Score: +1

Wyatt Russell

as Bing Crosby in Male Singers Biopic

Score: +6

James Franco

as Bob Marley in Male Singers Biopic

Score: -3

David Tennant

as Bruce Springsteen in Male Singers Biopic

Score: -2

Leslie Odom Jr.

as Jay-Z in Male Singers Biopic

Score: -1

Joaquin Phoenix

as Johnny Cash in Male Singers Biopic

Score: +2

James Michael Tyler

as Eminem in Male Singers Biopic

Score: 0

Toby Hemingway

as Eminem in Male Singers Biopic

Score: -1

John Legend

as Stevie Wonder in Male Singers Biopic

Score: +2