Suggestions by @prithvirajbasu

Donald Sutherland

as Albus dumbledore in Harry potter serie (hbo max)

James Cromwell

as Albus dumbledore in Harry potter serie (hbo max)

Tom Hollander

as Barty croach jr in Harry potter serie (hbo max)

Baron Von Strucker (Marvel Cinematic Universe)

as Mr Mercer in Pirates of the Caribbean (if Fictional characters played them)

Barty Crouch Jr.

as Lord Cutler Beckett in Pirates of the Caribbean (if Fictional characters played them)

Otto Octavius (raimiverse)

as The Kraken in Pirates of the Caribbean (if Fictional characters played them)

Count Dracula

as Davy Jones in Pirates of the Caribbean (if Fictional characters played them)

Count Dracula (1992 film)

as Captain Jack Sparrow in Pirates of the Caribbean (if Fictional characters played them)

Juliet Capulet

as Elizabeth Swann in Pirates of the Caribbean (if Fictional characters played them)

Romeo Montague

as Will Turner in Pirates of the Caribbean (if Fictional characters played them)

Rameses

as Davy Jones in Pirates of the Caribbean (if Fictional characters played them)

Haymitch Abernathy

as Captain Jack Sparrow in Pirates of the Caribbean (if Fictional characters played them)

Dr Octopus

as The Kraken in Pirates of the Caribbean (if Fictional characters played them)

Dr Otto Octavius

as The Kraken in Pirates of the Caribbean (if Fictional characters played them)

Otto Octavius (raimiverse)

as Captain Armando Salazar in Pirates of the Caribbean (if Fictional characters played them)

The lizard (TASM)

as Davy Jones in Pirates of the Caribbean (if Fictional characters played them)

Red Skull (Marvel Cinematic Universe)

as Blackbeard in Pirates of the Caribbean (if Fictional characters played them)

Bellatrix Lestrange

as Calypso (Tia Dalma) in Pirates of the Caribbean (if Fictional characters played them)

Maleficent (Sleeping Beauty character)

as Calypso (Tia Dalma) in Pirates of the Caribbean (if Fictional characters played them)

Minerva McGonagall

as Calypso (Tia Dalma) in Pirates of the Caribbean (if Fictional characters played them)