Peter Coyote

Narrator (voice)

Chris Mellon

Self - Former Deputy Asst. Secretary of Defense for Intelligence

Don Berliner

Self - Aviation Historian

Jacques Vallée

Self - Physicist / Computer Scientist

James Fox

Self - Director, The Phenomenon

Gaylan King

Self - Ellsworth AFB, South Dakota

George Knapp

Self - Investigative Reporter

John Podesta

Self - Former White House Chief of Staff

Bill Richardson

Self - Former U.S. Energy Secretary

Harry Reid

Self - Senate Majority Leader (2007-2015)

David Fravor

Self - Navy Strike Fighter Squadron

Garry Nolan

Self - Stanford School of Medicine

Salma Siddick

Self

Emma Kristiansen

Self - School Teacher

Lisil Field

Self - Social Worker

Kayleigh Van Druten

Self

Kudzanai Munya

Self

Emily Trim

Self - Artist

Francis Chirimuuta

Self

Judy Bates

Self - Headmistress, Ariel School

Fife Symington

Self

Gordon Cooper

Self - NASA Astronaut (archive footage)

John A. Samford

Self (archive footage)

J. Allen Hynek

Self (archive footage)

Gerald Ford

Self (voice) (archive sound)

Harold Brown

Self - Secretary of the Air Force (archive footage)

Bill Clinton

Self (archive footage)

Laurance Rockefeller

Self (archive footage)

Steven Schiff

Self (archive footage)

Edgar D. Mitchell

Self - Apollo 14 Astronaut (archive footage)

Barack Obama

Self (archive footage)

John E. Mack

Self - Psychiatrist, Harvard University (archive footage)