The Case of the Christmas Pudding

The Case of the Christmas Pudding is a 1955 episode of the Sherlock Holmes television series that starred Ronald Howard (son of Leslie Howard, yes the Leslie Howard) as Sherlock Holmes:

12/1/2009: I've removed the video from veoh because I couldn't figure out how to disable their autoplay feature. Hulu has it. (11/26/2016 edit: Well, Hulu may still have it, but they seem to have put everything behind a paywall. Sad.)

Try here:

I had never heard of this until I saw it in this list of online Christmas videos.