Suggestions by @ramsescamilo1

Daniel Radcliffe

as Lamorak in King Arthur My Version/Fancast

Daniel Portman

as Samwise Gamgee in Lord of the Rings TV Series

Dacre Montgomery

as Merry in Lord of the Rings TV Series

Tom Mison

as Aragorn in Lord of the Rings TV Series

Jodie Comer

as Guinevere in King Arthur

Eva Green

as Morgan le Fay in King Arthur

Richard Armitage

as Bedivere in King Arthur: Legend of the Sword (1997)

Jeremy Irons

as The Mage in King Arthur: Legend of the Sword (2021)

Richard Armitage

as Bedivere in King Arthur: Legend of the Sword (2021)

Peter Jackson

as Writer in King Arthur and the Knights of the Round Table

Katheryn Winnick

as Guardian Angel in King Arthur and the Knights of the Round Table

Hugh Jackman

as Gorlois in King Arthur and the Knights of the Round Table

Crispin Glover

as Gríma Wormtongue in The Lord of the Rings