Ancient Aliens Season 4 Episode 3 The Greys ( Air Date 2012-02-24 ) Genre Documentary, Mystery, Sci-Fi & Fantasy category. Overview "Who are the beings with big heads and giant eyes that seem to have been visiting our planet for millennia? Known by researchers as the "greys," these mysterious beings have been depicted in rock-art and carved stone figures throughout the ages and all over the world. Who are they, what planet do they come from, and what do they want?".
Ancient Aliens Season 4 Episode 3 The Greys
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- Watch: Ancient Aliens Season 4 Episode 3 The Greys on CWR-CRB
- Stars: Robert Clotworthy, Giorgio A. Tsoukalos, Ariel Bar Tzadok, Jonathan Young, David Childress, Erich von Däniken, Linda Moulton Howe, David Wilcock, George Noory, Philip Coppens, Nick Pope, Mike Bara, Bill Birnes, Hugh Newman, Robert M. Schoch, Nick Redfern
- Director: Kevin Burns
