Caleb Scharf

Actor:

1. 1. How the Universe Works (2010), series
   ...
   Self - Astrobiologist
2. 2. Evacuate Earth (2012), film
   ...
   Self - Director of Astrobiology Center, Columbia U
3. 3. Evacuate Earth (2012), series
   ...
   Self - Director of Astrobiology Center, Columbia U
4. 4. How to Survive the End of the World (2013), series
   ...
   Self - Director of Astrobiology Center, Columbia U
5. 5. Space's Deepest Secrets (2016), series
   ...
   Self - Astronomer