Turner Classic Movies has shown many films starring Ray Milland. Examples are "The Lost Weekend" (1945), "Dial M for Murder" (1954), and "Panic in Year Zero!" (1962).
In 1986, media mogul Ted Turner, purchased the majority of the MGM film and television library. Because of his debt load, he could not keep the MGM name and resold that and a number of other assets...
Yes, most companies are re-releasing classic movies in the blu-ray format. This would of course depend on which movie you are looking for. I would try and contact whoever released it in the last...