When Aliens Attack

Story

Synopsis

What if an extra-terrestrial force attacked Earth? What might that look like and how will the people of Earth respond? Consulting a cast of world-renowned scientists, survival experts and defense experts, National Geographic explores this frightening scenario. Experts reveal what could motivate alien invaders to attack Earth, and speculate on how the attack might play out, the strategy alien invaders might use, and the most effective ways for humans to respond.

Director

Louis C. Tarantino

Writers

Savas Georgalis, Jesse Evans

Language

English

Release date

12 September 2011

Ensemble

Cast

• 

  James Lurie

  Narrator (voice)

• 

  Seth Shostak

  Self - SETI Institute

• 

  Nick Pope

  Self - U.K. Ministry of Defense

• Brian De Toy

  Self - Director of Defense Studies, West Point

• 

  Stephen Hawking

  Self - Theoretical Physicist (archive footage)

• Paul Springer

  Self - USAF Air Command and Staff College

• Travis Taylor

  Self - Physicist & Author

• Bob Boan

  Self - Co-Author, Alien Invasion: How to Defend Earth

• Michael Michaud

  Self - Author, Contact with Alien Civilizations

• Paul Parsons

  Self

• John Ringo

  Self - Author, Live Free or Die

• Mark Moffett

  Self - Author: Adventures Among Ants