Les Johnson

Actor:

1. 1. Evacuate Earth (2012), film
   ...
   Self - Physicist, NASA Marshall Space Flight Cente
2. 2. Evacuate Earth (2012), series
   ...
   Self - Physicist, NASA Advanced Concepts Office
3. 3. The Definitive Guide to Aliens (2013), series
   ...
   Self - Physicist, NASA Advanced Concepts Office
4. 4. How to Survive the End of the World (2013), series
   ...
   Self - Physicist, NASA Advanced Concepts Office
5. 5. Speed (2019), series
   ...
   Self - NASA Marshall Space Flight Center