NASA's Unexplained Files Secrets of the Alien Signals (Season 6, Episode 6)
TV-PG
TV Episode | 42 min | Documentary

Primary photo for Secrets of the Alien Signals

NASA's Unexplained Files

Secrets of the Alien Signals (Season 6, Episode 6)

TV-PG

TV Episode | 42 min | Documentary

When NASA begins a strange experiment to communicate with dolphins, experts investigate if it's a prelude to making alien contact. But some fear that such a discovery could have apocalyptic consequences.

Directors

Fraser Mullen | Kasia Uscinska

Producer

Chris Acton

Cinematographers

Jack Burton | Nigel Dupont | Martin O'Toole | Peter Thorn

Editor

Steve Clark

Production Designer

Jo Manser

See all filmmakers & crew (18)

Edit Released

Updated May 16, 2019

Release date

May 16, 2019 (United States)

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Cast	+ Add Cast
25 cast members

Name	Known for
Mike Baker Self Self See fewer	Legends (2014)
Athena Brensberger Self Self See fewer	Turned (I) (2015)
Jonathan Clark Self Self See fewer	American Experience (1988)
Diana Dragomir Self Self See fewer	NASA's Unexplained Files (2012)
Sergei Gerovitch Self Self See fewer	NASA's Unexplained Files (2012)
Stephen Granade Self Self See fewer	Get Lamp (2010)
Joe Gutheinz Self Self See fewer	NASA's Unexplained Files (2012)
Michio Kaku Self (as Dr. Michio Kaku) Self (as Dr. Michio Kaku) See fewer	Accidental Truth: UFO Revelations (2023)
Jason Major Self Self See fewer	NASA's Unexplained Files (2012)
Charlie Mars Self Self See fewer	NASA's Unexplained Files (2012)
Tony McMahon Self Self See fewer	The UnXplained (2019)
Lindsay Moran Self Self See fewer	Agent X (2015)
Del Murphy Self Self See fewer	NASA's Unexplained Files (2012)
James E. Oberg Self (as James Oberg) Self (as James Oberg) See fewer	The Apollo Chronicles (2019)
Christopher Orwoll Self Self See fewer	NASA's Unexplained Files (2012)
Antonio Paris Self Self See fewer	NASA's Unexplained Files (2012)
Sian Proctor Self Self See fewer	Emulator (2019)
Seth Shostak Self Self See fewer	The Day the Earth Stood Still (2008)
Greg Szulgit Self Self See fewer	Flipper (1995)
Travis Taylor Self (as Travis S. Taylor) Self (as Travis S. Taylor) See fewer	Ancient Aliens (2009)
Amy Shira Teitel Self Self See fewer	The Vintage Space (2012)
Richard Terrile Self Self See fewer	The Core (2003)
Patrick S. Tomlinson Self Self See fewer	Dad Bods (2015)
Douglas Vakoch Self Self See fewer	Rendezvous with the Future (2022)
Robert Zimmerman Self Self See fewer	NASA's Unexplained Files (2012)