| Person | Type | Job | Role(s) |
|---|---|---|---|
 John Gengl | Crew | Production | Coordinating Producer |
Melissa Jo Peltier | Crew | Production | Executive Producer |
Mark Hufnail | Crew | Production | Executive Producer |
Kelly McPherson | Crew | Production | Producer, Writer |
Jim Milio | Crew | Directing | Director, Executive Producer, Writer |
Bruce Bailey | Crew | Editing | Editor |
Christina Lublin | Crew | Production | Co-Producer |
Bonnie Peterson | Crew | Production | Supervising Producer |
Bill Parks | Crew | Production | Associate Producer |
 Bryant Gumbel | Cast | Actor | Self - Host |
 Dwight D. Eisenhower | Cast | Actor | Self (archive footage) (uncredited) |
 George W. Bush | Cast | Actor | Self (archive footage) (uncredited) |
 Harry S. Truman | Cast | Actor | Self (archive footage) (uncredited) |
 John F. Kennedy | Cast | Actor | Self (archive footage) (uncredited) |
 Winston Churchill | Cast | Actor | Self (archive footage) (uncredited) |
 Nick Redfern | Cast | Self - Author, Strange Secrets | |
 Jesse Marcel Jr | Cast | Self - Son of Roswell Witness, Major Jesse Marcel | |
 Nick Pope | Cast | Actor | Self - Ministry of Defence UFO Desk, 1991-1994 |
James Penniston | Cast | Self - Witness (as Tech. Sgt. Jim Penniston USAF Ret.) | |
Larry Warren | Cast | Self - Airman 1st Class, 81st Sec. Police / Witness | |
Charles I. Halt | Cast | Self - Former Deputy Base Commander / Witness | |
Marina L. Webb | Cast | Self - Witness | |
Gordon E. Williams | Cast | Self - Commander, 81st Tactical Fighter Wing | |
Nancy Easley Johnston | Cast | Self - Daughter of Roswell Witness, Major Edwin Easley | |
Peter Hill-Norton | Cast | Self - Former Admiral of the Fleet (as Lord Hill-Norton) | |
Roy J. Webb | Cast | Self - Witness | |
Tom Carey | Cast | Self - Roswell Investigator | |
 Richard Dolan | Cast | Actor | Self - Author, UFOs and the National Security State |
Ray Hicks | Cast | Self - Prof. of Forestry, West Virginia University | |
Edward Cabansag | Cast | Self - Airman 1st Class / Witness | |
Monroe Nevels | Cast | Self - Witness (as Staff Sgt. Monroe Nevels USAF Ret.) | |
Jerry Betters | Cast | Self - Kecksburg Witness | |
Peter Robbins | Cast | Self - Co-Author, Left at East Gate | |
Bill Bulebush | Cast | Self - Kecksburg Witness | |
Ray Gulyas | Cast | Self - Flight Commander (as Master Sgt. Ray Gulyas USAF Ret.) | |
Bill Weaver | Cast | Self - Kecksburg Witness | |
Bruce Englund | Cast | Self - US Air Force (voice) (archive footage) (uncredited) | |
Timothy Good | Cast | Self - Author, Above Top Secret | |
Gerry Harris | Cast | Self - Witness | |
Vincent Thurkettle | Cast | Self - Rendlesham Forrester, 1977-1986 | |
Georgina Bruni | Cast | Self - Author, You Can't Tell the People | |
| Person | Type | Job | Role(s) |
