Pointing it out in a Historic context one might be inclined to mention that there is no historic evidence, and that would be a more direct mocking of the story than leaving it unmentioned.
Besides, if the article in National Geographic was about the time period of the building of the great monuments of Egypt the Jewish captivity wasn't even during the same time period.
Maybe they should have mentioned that Elizabeth Tailor played Cleopatra? Was not mentioning that mocking her contributions as an actress?
Ah. This is where we disagree. Mentioning the well-known legend, and setting it aside with evidence, would be IMHO an honest way to deal with this.
Millions of folks around the world devote an elaborate annual ceremony to commemorating the Exodus, after all, and did so long before Yul Brenner donned a loincloth.
While a clinical academic discussion of this topic could arguably ignore the proverbial Jewish question, a mass market documentary that fails to address the dominant narrative at all is just weird.
Some think there could be a connection between the Hyksos and the Israelites. The Hyksos are definately documented in Egyptian records.
They were probably Semitic invaders who conquered lower Egypt (forming the 15th dynasty) and were overthrown by the native Egyptian Theban kings. Of course, Biblical literalists would have a problem with that.