Suggestions by @danielpease

Kathryn Beaumont

as K in Favourite alphabetical actors and actresses.

Score: +1

Krysten Ritter

as Mavis in Live action Thomas The Tank Engine.

Score: +2

Hugh Grant

as Trevor in Live action Thomas The Tank Engine.

Score: +2

Mads Mikkelsen

as Denmark in Favourite celebrities by country

Score: +2

Liam Nesson

as Ireland in Favourite celebrities by country

Score: +2

Ronan Keating

as Ferdinand in Live action Thomas The Tank Engine.

Score: +1

Kelly McDonald

as Emily in Live action Thomas The Tank Engine.

Score: -1

Taron Egerton

as Wales in Favourite celebrities by country

Score: +1

Sylvester McCoy

as Scotland in Favourite celebrities by country

Score: +2

Keith David

as Hector in Live action Thomas The Tank Engine.

Score: +2

Keira Knightley

as Actress in Dream job

Score: +1

Selena Gomez

as Pop star in Dream job

Score: +1

Conan O'Brien

as Talk show host in Dream job

Score: +1

Norm Macdonald

as Comedian in Dream job

Score: +1

Kurt Russell

as Actor in Dream job

Score: +1

Ian McKellen

as Duke in Live action Thomas The Tank Engine.

Score: +3

Cariba Heine

as South Africa in Favourite celebrities by country

Score: +1

Hiroyuki Sanada

as Japan in Favourite celebrities by country

Score: +1

Patton Oswalt

as Billy in Live action Thomas The Tank Engine.

Score: +1

Dominic West

as Spencer in Live action Thomas The Tank Engine.

Score: +2