I call that Dr. Whale is Merlin. Since we know we're going to meet Lancelot, perhaps the rest of the King Arthur legend characters will be introduced. Also, Granny said in 1×15 that she got the magic cloak to prevent Red from phasing into a wolf from a powerful wizard, who could be Dr. Whale (aka Merlin).
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"That’s how you know you’ve really got a home. When you leave it, there’s this feeling that you can’t shake. You just miss it." Neal Cassidy