Suggestions by @subtlycharmingdream

Noah Schnapp

as Shawn in Psych

Score: +1

B. J. Novak

as Buzz McNab in Psych

Score: +1

Zachary Quinto

as Buzz McNab in Psych

Score: +3

Dominic Cooper

as Buzz McNab in Psych

Score: 0

Harrison Ford

as Henry Spencer in Psych

Score: +4

Tommy Lee Jones

as Henry Spencer in Psych

Score: +4

Helen Hunt

as Karen Vick in Psych

Score: +1

Laura Dern

as Karen Vick in Psych

Score: +4

Emma Thompson

as Karen Vick in Psych

Score: +1

Hugh Jackman

as Carlton Lassiter in Psych

Score: +4

Paul Rudd

as Carlton Lassiter in Psych

Score: 0

Rainn Wilson

as Carlton Lassiter in Psych

Score: +1

Emily VanCamp

as Juliet O'Hara in Psych

Score: +4

Alicia Silverstone

as Juliet O'Hara in Psych

Score: +1

Jenna Fischer

as Juliet O'Hara in Psych

Score: 0

Donald Glover

as Burton Guster in Psych

Score: +5

Anthony Mackie

as Burton Guster in Psych

Score: +6

Chadwick Boseman

as Burton Guster in Psych

Score: 0

Jensen Ackles

as Shawn Spencer in Psych

Score: +4

Ana de Armas

as Esmeralda in The Hunchback of Notre Dame

Score: -4