- Eugene Cernan
- Self
- Fred 'Baldy' Baldwin
- Self - Former Naval Aviator
- Alan Bean
- Self - Apollo 12
- Barbara Butler
- Self
- Jan Nanna Cernan
- Self
- Tracy Cernan
- Self
- Martha Chaffee
- Self - Wife of Apollo Astronaut
- Roger B. Chaffee
- Self
- Charles Duke
- Self - Cap-Com, Apollo 10
- Richard Gordon
- Self - Apollo 12
- Claire Johnson
- Self - Executive Assistant
- Christopher Kraft
- Self - Director, Johnson Space Center
- Gene Kranz
- Self - Former NASA Flight Director
- Jim Lovell
- Self - Apollo 8 and 13
- Thomas P. Stafford
- Self - Commander, Gemini 9
- Edward H. White II
- Self
- Yuri Gagarin
- Self
- Gus Grissom
- Self
- John F. Kennedy
- Self
- Nikita Khrushchev
- Self
- Harrison Schmitt
- Self
