Suggestions by @highquality

Roscoe Arbuckle and Buster Keaton

as Cain and Abel in Blackadder (silent movie)

Score: +1

Oliver Hardy

as McAngus in Blackadder (silent movie)

Score: +1

Harry 'Snub' Pollard

as Baldrick in Blackadder (silent movie)

Score: +1

John Barrymore

as Richard III. in Blackadder (silent movie)

Score: +1

Albert Austin

as Harry of Wales in Blackadder (silent movie)

Score: +1

Fritz Rasp

as Henry Tudor in Blackadder (silent movie)

Score: +1

Louise Emmons

as Witch in Blackadder (silent movie)

Score: +1

Charlie Chaplin

as Director in Blackadder (silent movie)

Score: +1

Charlie Chaplin

as Producer in Blackadder (silent movie)

Score: +1

Charlie Chaplin

as Composer in Blackadder (silent movie)

Score: +1

Charlie Chaplin

as Writer in Blackadder (silent movie)

Score: +1

Max Schreck

as Witchsmeller Pursuivant in Blackadder (silent movie)

Score: +1

Dee Lampton

as Messenger in Blackadder (silent movie)

Score: +1

Stan Laurel

as Percy in Blackadder (silent movie)

Score: +1

Eric Campbell

as Richard IV. in Blackadder (silent movie)

Score: +1

Charlie Chaplin

as Edmund Blackadder in Blackadder (silent movie)

Score: +1

Harald and Eddi

as Carrier of Vitalstatix in Asterix

Score: +1

Günther Kaufmann

as King Babaoro`m in Tintin

Score: +1

Eddi Arent

as Nestor in Tintin

Score: +1

Klaus Kinski

as Maccabaeus in Asterix

Score: +1