Carl Sagan on The Tonight Show with Johnny Carson (full interview, March 2nd 1978)
9:04
1967: CARL SAGAN on the search for INTELLIGENT LIFE | Where Is Everybody? | BBC Archive
16:54
Carl Sagan testifying before Congress in 1985 on climate change
13:43
Carl Sagan on The Tonight Show with Johnny Carson (full interview, May 20th, 1977)
22:59
Clint Eastwood and David Letterman | Carson Tonight Show
46:43
Carl Sagan: The Challenging Solar System. The Royal Institution, 1994
1:36:01
Carl Sagan's 1994 "Lost" Lecture: The Age of Exploration
12:13
Mark Hamill Talks Star Wars | Carson Tonight Show
40:03