Seymour Hicks as Scrooge
This was the first sound version of "A Christmas Carol". The first was a silent version made in 1913, also with Seymour Hicks.
Albert Finney as Scrooge 1970
This was a musical version of the film.
Henry Winkler as Scrooge 1979
George C. Scott as Scrooge 1984
Yet another TV version
These are the versions that are available free on Youtube. The story has been adapted to other media including opera, ballet, Broadway, anamation, and a BBC mime production starring Marcel Marceau.