Ian Gregory
Narrator - Himself
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Documentary
Scientists investigate the possibility that alien life-forms influenced human evolution, citing the existence of strange monuments around the world to support their theory.
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| Homepage | http://channel.nationalgeographic.com/channel/episodes/ancient-astronauts/ |
|---|---|
| Release Date | 2006-11-27 |
| Runtime | 45m |
| Director | |
| Producers | Nancy Donnelly, Vicky Matthews, Eleanor Grant |
| Writer | Nancy Donnelly |
