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| Special | Eerste uitzending |
|---|---|
| S00E01 - Chariots, Gods & Beyond | 30/07/2009 |
| S00E02 - Faces of the Gods | 25/07/2014 |
| S00E03 - The Ultimate Evidence: The Tesla Experiment | 29/05/2015 |
| S00E04 - The Ultimate Evidence: Alien Power Plants | 05/06/2015 |
| S00E05 - Aliens and the United States | 24/10/2022 |