Who Speaks for Earth?

Cosmos S01E13 - Who Speaks for Earth? 1980

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Who Speaks for Earth? is an episode of Cosmos starring Carl Sagan, Jonathan Fahn, and Jaromír Hanzlík. Carl Sagan considers the significance of science and discuss the importance of human survival in the nuclear age.

  • Released: 1980-12-21
  • Runtime: 50 minutes
  • Genre: Documentary
  • Stars: Carl Sagan, Jonathan Fahn, Jaromír Hanzlík, Ronald A. Hilbert
  • Director: Adrian Malone, Geoffrey Haines-Stiles, David Kennard, Rob McCain, David F. Oyster, Tom Weidlinger, Richard Wells, Richard J. Wells, Carl Sagan, Ann Druyan, Steven Soter