Suggestions by @oliviamarr
11 suggestions

John Garfield
as Rocky Balboa in 1950's Rocky fancast
+3-1Score: +2

John Garfield
as Stanley Kowalski in Recasting Marlon Brando
+1-0Score: +1
Katharine Hepburn
as Gwendolyn Fairfax in The Importance of Being Earnest (1933)
+1-0Score: +1

Carole Lombard
as Cecily Cardew in The Importance of Being Earnest (1933)
+1-0Score: +1

Laurence Olivier
as Algernon Moncrieff in The Importance of Being Earnest (1933)
+1-0Score: +1

Cary Grant
as Jack Worthing in The Importance of Being Earnest (1933)
+1-0Score: +1
Marie Dressler
as Lady Bracknell in The Importance of Being Earnest (1933)
+1-0Score: +1

Betty Grable
as Karen Smith in Mean Girls (1940s)
+5-0Score: +5

Lana Turner
as Regina George in Mean Girls (1940s)
+2-0Score: +2

Anya Taylor-Joy
as Claudette Colbert in Hollywood Goddesses
+1-1Score: 0
Gary Cooper
as Captain America in Marvel Cinematic Universe (Golden Age of Hollywood)
+3-2Score: +1