Where can I watch Ancient Aliens for free?

Watch Ancient Aliens free in HD on Castle. Download the Castle App to stream all seasons and episodes with English audio — no subscription, no signup needed.

How many seasons of Ancient Aliens are available on Castle?

Castle has all 1 seasons of Ancient Aliens, with a total of 9 episodes streaming free in HD.

What languages is Ancient Aliens available in?

On Castle, Ancient Aliens is available in English, all in HD.

Who stars in Ancient Aliens?

Ancient Aliens stars Robert Clotworthy, Giorgio A. Tsoukalos, David Childress, William Henry.

When did Ancient Aliens first premiere?

Ancient Aliens premiered on 2014-06-13 and is now streaming free on Castle.

Is the Castle App safe to download?

Yes. The Castle APK is a verified safe file. It requires only basic Android permissions and does not need root access. Compatible with Android 6.0 and above.

Ancient Aliens

2014•9 epsIMDB 6.8

Crafted by the series creative team, Ancient Aliens Season 8 brings Robert Clotworthy back alongside Giorgio A. Tsoukalos in a chapter that refuses to slow down. Set against United States, the season unravels Ancient alien theorists search for proof that, thousands of years ago, extraterrestrials landed on Earth and helped shape human civilization. with science fiction storytelling across 9 episodes, exploring themes of science fiction in ways that elevate the series to new heights.