Literally right before filming that scene was the first time I learned that I was going to utter those words.”

In the season finale, the mysterious, gray-haired wizard, played by Daniel Weyman, finally learns his name, acknowledging, “Gandalf. That’s what they’re going to call me, isn’t it?”

One of the big questions about the Stranger’s identity was whether it actually made sense that he is Gandalf. The big issue arises is that according to J.R.R. Tolkien’s Appendix B, Gandalf didn’t actually arrive in Middle-earth until the Third Age – specifically via a ship at the Grey Havens, where he met Cirdan and was given his ring.