What actors and actresses appeared in Henri Matisse - 1946?

There is no film or television program titled "Henri Matisse - 1946". It's possible you are thinking of a documentary about Henri Matisse, but there is no way to know without more information.

Could you please provide more details about what you are looking for? For example, what kind of media are you interested in (film, documentary, television series)? What year was it released? What is the specific topic of the media?

With more information, I can help you identify the actors and actresses involved.