Season Regulars 2

1. 

   Leslie Kean

   Self – Investigative Journalist

2. 

   Chris Mellon

   Self – Former Deputy Asst. Secretary of Defense for Intelligence

Guest Stars 17

1. 

   Luis Elizondo

   Self – Former Counterintelligence Agent

2. Mark Rodeghier

   Self – Scientific Director, Center for UFO Studies (CUFOS)

3. 

   Mark O'Connell

   Self – Author, J. Allen Hynek Biography

4. 

   J. Allen Hynek

   Self – Scientific Advisor to Project Blue Book (archive footage)

5. Robert Powell

   Self – Co-Founder, Scientific Coalition for UAP Studies

6. 

   Robert Salas

   Self – Retired Air Force Captain

7. David Schindele

   Self – Retired Air Force Captain

8. Robert Jamison

   Self – Retired Air Force Lieutenant

9. 

   Jimmy Carter

   Self (archive footage)

10. 

    Steven Spielberg

    Self (archive footage)

11. 

    Jacques Vallée

    Self – Astronomer & Internet Pioneer

12. Jackie Worthington

    Self – Witness, Hudson Valley Wave

13. Kevin Soravilla

    Self – Retired Police Officer

14. Dennis Sant

    Self – Witness, Hudson Valley Wave

15. Debbie Carbone

    Self – Witness, Hudson Valley Wave

16. Doris Acosta

    Self – Witness, Hudson Valley Wave

17. Linda Zimmermann

    Self – Author, 'Hudson Valley UFOs'

Crew 4