Sezon 1
Bölümler
0 UFOs: Then and Now - Cause for Alarm 4 Eki 2004 
1 Beyond The War Of The Worlds 21 Kas 2005 2 Brazil's Roswell 17 Ara 2005 3 Britain's Roswell 17 Ara 2005 4 UFOs: Then and Now - Aliens and Contact 18 Eki 2004 5 Deep Sea UFOs: Red Alert 10 Tem 2006 6 Area 51: Beyond Top Secret 30 Ağu 2004 7 Mexico's Roswell 12 Ara 2005 8 Majestic Twelve UFO Cover-Up 20 Haz 2005 9 Out of This World 9 Oca 2006 10 Alien Engineering Part 1 6 Şub 2006 11 Alien Engineering Part 2 6 Şub 2006 12 UFO Hunters 1 Ağu 2005 
13 The Gray's Agenda 6 Ara 2004 
14 China's Roswell 23 Nis 2008 15 Deep Sea UFOs 10 Tem 2006 
16 UFOs: Then and Now - The Innocent Years 17 Eyl 2004 
17 Hangar 18: The UFO Warehouse 19 Şub 2007 18 Delete Me 19 Delete Me 
20 Delete Me 21 An Alien History of Planet Earth 26 Haz 2006 22 Ancient Aliens 14 Şub 2005 23 Area 51 26 Şub 2005 
24 Cattle Mutilations 25 UFOs of the 70's 29 May 2007 26 Britain's X-Files 25 Nis 2005 27 Kecksburg UFO 6 Haz 2005 28 Roswell: Final Declassification 29 Roswell: Roswell Secrets Unveiled 
30 Real UFOs 14 Kas 2005 
31 Texas' Roswell 19 Ara 2005 
32 The Day After Roswell 27 Haz 2005 
33 Pacific Bermuda Triangle 4 Eyl 2006 34 UFOs: Then and Now? Cause for Alarm: 4 Eki 2004 35 When UFOs Arrive 19 Tem 2004 36 Soviet UFO Secrets Revealed 20 Eyl 2004 37 Then and Now: Nightmare 11 Eki 2004 38 UFO Cults 10 Nis 2006 39 Ufo Hot Spots 25 Haz 2005 
40 UFOs and the White House 25 Tem 2005 41 UFOs vs. The Government: 24 May 2006
1 Beyond The War Of The Worlds 21 Kas 2005 2 Brazil's Roswell 17 Ara 2005 3 Britain's Roswell 17 Ara 2005 4 UFOs: Then and Now - Aliens and Contact 18 Eki 2004 5 Deep Sea UFOs: Red Alert 10 Tem 2006 6 Area 51: Beyond Top Secret 30 Ağu 2004 7 Mexico's Roswell 12 Ara 2005 8 Majestic Twelve UFO Cover-Up 20 Haz 2005 9 Out of This World 9 Oca 2006 10 Alien Engineering Part 1 6 Şub 2006 11 Alien Engineering Part 2 6 Şub 2006 12 UFO Hunters 1 Ağu 2005 13 The Gray's Agenda 6 Ara 2004 14 China's Roswell 23 Nis 2008 15 Deep Sea UFOs 10 Tem 2006 16 UFOs: Then and Now - The Innocent Years 17 Eyl 2004 17 Hangar 18: The UFO Warehouse 19 Şub 2007 18 Delete Me 19 Delete Me 20 Delete Me 21 An Alien History of Planet Earth 26 Haz 2006 22 Ancient Aliens 14 Şub 2005 23 Area 51 26 Şub 2005 24 Cattle Mutilations 25 UFOs of the 70's 29 May 2007 26 Britain's X-Files 25 Nis 2005 27 Kecksburg UFO 6 Haz 2005 28 Roswell: Final Declassification 29 Roswell: Roswell Secrets Unveiled 30 Real UFOs 14 Kas 2005 31 Texas' Roswell 19 Ara 2005 32 The Day After Roswell 27 Haz 2005 33 Pacific Bermuda Triangle 4 Eyl 2006 34 UFOs: Then and Now? Cause for Alarm: 4 Eki 2004 35 When UFOs Arrive 19 Tem 2004 36 Soviet UFO Secrets Revealed 20 Eyl 2004 37 Then and Now: Nightmare 11 Eki 2004 38 UFO Cults 10 Nis 2006 39 Ufo Hot Spots 25 Haz 2005 40 UFOs and the White House 25 Tem 2005 41 UFOs vs. The Government: 24 May 2006